Cita APA (7a ed.)

Conant, S., & Holzer, H. (2015). The Gettysburg address: Perspectives on Lincoln's greatest speech. Oxford University Press.

Cita Chicago Style (17a ed.)

Conant, Sean, y Harold Holzer. The Gettysburg Address: Perspectives on Lincoln's Greatest Speech. New York, New York: Oxford University Press, 2015.

Cita MLA (8a ed.)

Conant, Sean, y Harold Holzer. The Gettysburg Address: Perspectives on Lincoln's Greatest Speech. Oxford University Press, 2015.