Listmania!
Some good books about the Civil War.
By an Amazon.com customer
Battle Cry of Freedom: The Civil War Era (Oxford History of the United States)Battle Cry of Freedom: The Civil War Era (Oxford History of the United States) by James M. McPherson
Buy new: $13.57 / Used from: $6.49
Extremely well-informed, sagacious,  clearly and smoothly written; a masterpiece.  If you're going to read only one book on the subject, read this one.
Civil War Command And Strategy: The Process Of Victory And DefeatCivil War Command And Strategy: The Process Of Victory And Defeat by Archer Jones
Buy used from: $6.29
Uses key battles to illustrate some of the principal strategic and tactical principles that shaped the war's conduct.
Two Great Rebel Armies: An Essay in Confederate Military HistoryTwo Great Rebel Armies: An Essay in Confederate Military History by Richard M. McMurry
Buy new: $20.95 / Used from: $6.48
Eye-opening explanation of why Confederate armies did so well in the East  and so badly in the West.
Lee's Miserables: Life in the Army of Northern Virginia from the Wilderness to AppomattoxLee's Miserables: Life in the Army of Northern Virginia from the Wilderness to Appomattox by J. Tracy Power
Buy new: $39.95 / Used from: $3.64
A deeply researched and illuminating account of life in the Army of Northern Virginia during the war's final year.
Controversies and Commanders: Dispatches from the Army of the PotomacControversies and Commanders: Dispatches from the Army of the Potomac by Stephen W. Sears
Buy new: $14.00 / Used from: $1.48
Applies wisdom, erudition, and clarity  to some of the war's key military episodes and figures.
Race and Reunion: The Civil War in American MemoryRace and Reunion: The Civil War in American Memory by David W. Blight
Buy new: $19.80 / Used from: $12.00
How Americans remembered (and chose to forget) the bond between the Civil War and slavery during the first half-century after the war.
Masters Without Slaves: Southern Planters in the Civil War and ReconstructionMasters Without Slaves: Southern Planters in the Civil War and Reconstruction by James L. Roark
Buy new: $18.69 / Used from: $1.51
A revealing portrait of how slave-owners reacted to slavery's destruction.
Free at Last: A Documentary History of Slavery, Freedom, and the Civil WarFree at Last: A Documentary History of Slavery, Freedom, and the Civil War
Buy new: $17.56 / Used from: $2.75
A documentary account of slavery's wartime breakdown.
Bitter Fruits Of Bondage: The Demise Of Slavery And The Collapse Of The Confederacy, 1861-1865 (Carter G Woodson Institute Series in Black Studies)Bitter Fruits Of Bondage: The Demise Of Slavery And The Collapse Of The Confederacy, 1861-1865 (Carter G Woodson Institute Series in Black Studies) by Armstead L. Robinson
Buy new: $28.63 / Used from: $27.40
Argues that slavery itself was the chief cause of the Confederacy's defeat.
Why the Confederacy Lost (Gettysburg Civil War Instutute Books)Why the Confederacy Lost (Gettysburg Civil War Instutute Books)
Buy new: $16.15 / Used from: $1.48
A good, readable introduction to the debate on this question.
Mothers of Invention: Women of the Slaveholding South in the American Civil WarMothers of Invention: Women of the Slaveholding South in the American Civil War by Drew Gilpin Faust
Buy used from: $6.80
A lively study of the war's impact on women of the planter class.
The Confederate WarThe Confederate War by Gary W. Gallagher
Buy new: $15.75 / Used from: $5.78
Emphasizes the Confederacy's success in maintaining its citizens' loyalty down to the wire.
The South Vs. The South: How Anti-Confederate Southerners Shaped the Course of the Civil WarThe South Vs. The South: How Anti-Confederate Southerners Shaped the Course of the Civil War by William W. Freehling
Buy new: $14.21 / Used from: $7.80
Stresses divisions among the southern population; a short but spirited reply to Gallagher and others.
Slavery and the Making of AmericaSlavery and the Making of America by James Oliver Horton
Buy new: $20.86 / Used from: $3.09
A fine introduction to the institution that caused the Civil War.
Confederate Emancipation: Southern Plans to Free and Arm Slaves during the Civil WarConfederate Emancipation: Southern Plans to Free and Arm Slaves during the Civil War by Bruce Levine
Buy used from: $4.10
This and the next title are my own modest contributions
Half Slave and Half Free, Revised Edition: The Roots of Civil WarHalf Slave and Half Free, Revised Edition: The Roots of Civil War by Bruce Levine
Buy new: $14.40 / Used from: $7.19
An updated edition