Cita APA (7a ed.)

Lincoln, A., & Zall, P. M. (1999). Lincoln on Lincoln. University Press of Kentucky.

Cita Chicago Style (17a ed.)

Lincoln, Abraham, y Paul M. Zall. Lincoln on Lincoln. Lexington, Ky.: University Press of Kentucky, 1999.

Cita MLA (8a ed.)

Lincoln, Abraham, y Paul M. Zall. Lincoln on Lincoln. University Press of Kentucky, 1999.