Style de citation APA (7e éd.)

Winkle, K. J. (2011). Abraham and Mary Lincoln. Southern Illinois University Press.

Style de citation Chicago (17e éd.)

Winkle, Kenneth J. Abraham and Mary Lincoln. Carbondale: Southern Illinois University Press, 2011.

Style de citation MLA (8e éd.)

Winkle, Kenneth J. Abraham and Mary Lincoln. Southern Illinois University Press, 2011.