Sandburg, C. (1959). Abraham Lincoln: The prairie years and the war years. Dell Publishing Co.
Čikaški stil citiranja (17. izdanje)Sandburg, Carl. Abraham Lincoln: The Prairie Years and the War Years. New York: Dell Publishing Co, 1959.
MLA način citiranja (9. izdanje)Sandburg, Carl. Abraham Lincoln: The Prairie Years and the War Years. Dell Publishing Co, 1959.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.