Listmania!
Best books for an amateur writing fantasy / sci-fi
By an Amazon.com customer
How to Write a Damn Good Novel: A Step-by-Step No Nonsense Guide to Dramatic StorytellingHow to Write a Damn Good Novel: A Step-by-Step No Nonsense Guide to Dramatic Storytelling by James N. Frey
Buy new: $14.93 / Used from: $6.97
If you only pick up one book, make it this one. Well written, to the point, and friendly. Not a bit of condescending snippishness anywhere.
The 38 Most Common Fiction Writing MistakesThe 38 Most Common Fiction Writing Mistakes by Jack Bickham
Buy new: $10.39 / Used from: $2.30
Don't be afraid to say "Said".......
Dictionary of the Occult and ParanormalDictionary of the Occult and Paranormal by J. P. Chaplin
Buy used from: $7.21
You'll need it for basic reference
The Writer’s Complete Fantasy ReferenceThe Writer’s Complete Fantasy Reference by Writers Digest
Buy new: $11.55 / Used from: $7.40
Invaluable information
Man and the beasts within: The encyclopedia of the occult, the esoteric, and the supernaturalMan and the beasts within: The encyclopedia of the occult, the esoteric, and the supernatural by Benjamin Walker
Buy used from: $16.00
Do you want a bad villian, or a really really really bad villian??
The Medieval UnderworldThe Medieval Underworld by Andrew McCall
Buy used from: $7.05
What did people REALLY think of all those deviant things your characters keep doing? How did they handle witches and thieves and homosexuals and vagrants and prostitutes? Find out here.
The Directory of PossibilitiesThe Directory of Possibilities by Colin Wilson
Buy used from: $0.46
Don't ever get stuck (pun intended) without this book
Writing Fantasy and Science Fiction (Writing Handbooks)Writing Fantasy and Science Fiction (Writing Handbooks) by Lisa Tuttle
Buy used from: $3.15
Not the best, so don't make this your only source, but Tuttle has worked closely with George R. R. Martin, one of the masters.
Elements of Writing Fiction - Scene & Structure (Elements of Fiction Writing)Elements of Writing Fiction - Scene & Structure (Elements of Fiction Writing) by Jack Bickham
Buy new: $10.19 / Used from: $5.00
Good basic help
Elements of Writing Fiction - Characters & Viewpoint (Elements of Fiction Writing)Elements of Writing Fiction - Characters & Viewpoint (Elements of Fiction Writing) by Orson Scott Card
Buy new: $10.19 / Used from: $3.00
Good basic help
Elements of Writing Fiction - Description (Elements of Fiction Writing)Elements of Writing Fiction - Description (Elements of Fiction Writing) by Monica Wood
Buy new: $10.39 / Used from: $4.99
Good basic help
Elements of Writing Fiction - Plot (Elements of Fiction Writing)Elements of Writing Fiction - Plot (Elements of Fiction Writing) by Ansen Dibell
Buy new: $10.19 / Used from: $4.45
Good basic help
Elements of Writing Fiction - Beginnings, Middles & Ends (Elements of Fiction Writing)Elements of Writing Fiction - Beginnings, Middles & Ends (Elements of Fiction Writing) by Nancy Kress
Buy new: $10.19 / Used from: $4.37
Good basic help
The Writer's Guide to Character Traits: Includes Profiles of Human Behaviors and Personality Types (Writer's Market Library)The Writer's Guide to Character Traits: Includes Profiles of Human Behaviors and Personality Types (Writer's Market Library) by Linda Edelstein
Buy used from: $2.45
You'll need it if you want to extrapolate on why your character does what he does
The Mysterious World: An Atlas of the UnexplainedThe Mysterious World: An Atlas of the Unexplained by Francis Hitching
Buy used from: $0.08
Good reference for natural and unnatural phenomenon
How to Write Science Fiction & FantasyHow to Write Science Fiction & Fantasy by Orson Scott Card
Buy new: $10.19 / Used from: $5.91
Orson Scott Card is a good teacher
How to Write Tales of Horror, Fantasy and Science FictionHow to Write Tales of Horror, Fantasy and Science Fiction
Buy used from: $0.90
Tips and Tools from the Masters, like Robert Bloch, Ray Bradbury, Dean Koontz, Marion Zimmerman Bradley and Charles L. Grant.
Life in a Medieval CastleLife in a Medieval Castle by Joseph Gies
Buy new: $11.69 / Used from: $0.59
Very helpful for Fantasy writing
Dictionary of Ancient & Medieval WarfareDictionary of Ancient & Medieval Warfare by Matthew Bennett
Buy used from: $12.95
Fairly helpful
Aliens and Alien Societies (Science Fiction Writing Series)Aliens and Alien Societies (Science Fiction Writing Series) by Stanley Schmidt
Buy used from: $8.63
Good for fantasy also, helpful for rethinking "societies" in general, not just alien ones.
World Building (Science Fiction Writing)World Building (Science Fiction Writing) by Stephen Gillett
Buy new: $14.52 / Used from: $7.70
Better for Sci-Fi than fantasy, but still useful as a broad reference
Book of Vile Darkness (Dungeons & Dragons d20 3.0 Fantasy Roleplaying Supplement)Book of Vile Darkness (Dungeons & Dragons d20 3.0 Fantasy Roleplaying Supplement) by Monte Cook
Buy used from: $10.95
Don't try and write a book like a D&D game or novel, but grab one of these used (and preferably cheap, otherwise don't bother) because there are good tips for awful things your villians can do
Merriam-Webster's Collegiate Dictionary, 11th Edition thumb-notched with Win/Mac CD-ROM and Online SubscriptionMerriam-Webster's Collegiate Dictionary, 11th Edition thumb-notched with Win/Mac CD-ROM and Online Subscription by Merriam-Webster
Buy new: $17.79 / Used from: $8.21
You'll need an up to date dictionary
Merriam Webster's Collegiate ThesaurusMerriam Webster's Collegiate Thesaurus
Buy new: $12.89 / Used from: $0.27
You'll need an up to date Thesaurus
Book of ShadowsBook of Shadows by Phoenix
Buy new: $11.16 / Used from: $8.73
Get yourself any old blank journal book, a big one for home and a pocket size for your purse (or car). Always have something to write down your thoughts onto, right away before they fade......