Cita APA (7th ed.)

Benson, G. R. (1946). Abraham Lincoln (13. Aufl.). Pocket Books, Inc..

Cita Chicago (17th ed.)

Benson, Godfrey Rathbone. Abraham Lincoln. 13. Aufl. New York: Pocket Books, Inc., 1946.

Cita MLA (8th ed.)

Benson, Godfrey Rathbone. Abraham Lincoln. 13. Aufl. Pocket Books, Inc., 1946.