APA (7th ed.) Citation

Catton, B., Ketchum, R. M., & Almond, E. M. (1960). The American Heritage picture history of the Civil War.

Chicago Style (17th ed.) Citation

Catton, Bruce, Richard M. Ketchum, and Edward M. Almond. The American Heritage Picture History of the Civil War. 1960.

MLA (9th ed.) Citation

Catton, Bruce, et al. The American Heritage Picture History of the Civil War. 1960.