Cita APA (7a ed.)

Pittard, E. (1927). Race and history: An ethnological introduction to history (2nd ed.). A.A. Knopf.

Cita Chicago Style (17a ed.)

Pittard, Eugène. Race and History: An Ethnological Introduction to History. 2nd ed. New York: A.A. Knopf, 1927.

Cita MLA (9a ed.)

Pittard, Eugène. Race and History: An Ethnological Introduction to History. 2nd ed. A.A. Knopf, 1927.