Cita APA

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

Citación estilo Chicago

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

Cita MLA

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