Style de citation APA (7e éd.)

Roberts, P. (1912). Immigrant races in North America (Ed. 2.). The Young men's Christian association press.

Style de citation Chicago (17e éd.)

Roberts, Peter. Immigrant Races in North America. Ed. 2. New York: The Young men's Christian association press, 1912.

Style de citation MLA (8e éd.)

Roberts, Peter. Immigrant Races in North America. Ed. 2. The Young men's Christian association press, 1912.