Cita APA (7th ed.)
Harlan, D. (1997). The degradation of American history. University of Chicago Press.
Cita Chicago (17th ed.)
Harlan, David. The Degradation of American History. Chicago, Ill.: University of Chicago Press, 1997.
Cita MLA (9th ed.)
Harlan, David. The Degradation of American History. University of Chicago Press, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.