Citazione Stile APA (7a Edizione)

Berlage, G., & Egelman, W. (1990). Understanding social issues: Sociological fact finding (2nd ed.). Allyn and Bacon.

Citazione stile Chigago Style (17a edizione)

Berlage, Gai, e William Egelman. Understanding Social Issues: Sociological Fact Finding. 2nd ed. Boston: Allyn and Bacon, 1990.

Citatione MLA (8a ed.)

Berlage, Gai, e William Egelman. Understanding Social Issues: Sociological Fact Finding. 2nd ed. Allyn and Bacon, 1990.