Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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