Citazione Stile APA (7a Edizione)

Commons, J. R. (1967). Races and immigrants in America (New ed.). A.M. Kelley Pub.

Citazione stile Chigago Style (17a edizione)

Commons, John Rogers. Races and Immigrants in America. New ed. New York: A.M. Kelley Pub, 1967.

Citatione MLA (9a ed.)

Commons, John Rogers. Races and Immigrants in America. New ed. A.M. Kelley Pub, 1967.