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 (9a ed.)
Winkle, Kenneth J. Abraham and Mary Lincoln. Southern Illinois University Press, 2011.
Precaución: Estas citas no son 100% exactas.