APA (7th ed.) Citation

Katcher, P. (1997). Lincoln's unsung heroes. Arms and Armour Press.

Chicago Style (17th ed.) Citation

Katcher, Philip. Lincoln's Unsung Heroes. London: Arms and Armour Press, 1997.

MLA (9th ed.) Citation

Katcher, Philip. Lincoln's Unsung Heroes. Arms and Armour Press, 1997.

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