APA (7th ed.) Citation

Haskell, F. A., & Catton, B. (1958). The Battle of Gettysburg. Houghton Mifflin.

Chicago Style (17th ed.) Citation

Haskell, Franklin Aretas, and Bruce Catton. The Battle of Gettysburg. Boston: Houghton Mifflin, 1958.

MLA (9th ed.) Citation

Haskell, Franklin Aretas, and Bruce Catton. The Battle of Gettysburg. Houghton Mifflin, 1958.

Warning: These citations may not always be 100% accurate.