APA (7th ed.) Citation

Sandburg, C. (1960). Abraham Lincoln: The prairie years and the war years. Dell Publishing.

Chicago Style (17th ed.) Citation

Sandburg, Carl. Abraham Lincoln: The Prairie Years and the War Years. Nueva York: Dell Publishing, 1960.

MLA (9th ed.) Citation

Sandburg, Carl. Abraham Lincoln: The Prairie Years and the War Years. Dell Publishing, 1960.