Cita APA (7th ed.)

Eitzen, D. S., & Zinn, M. B. (1989). Social problems (4th ed.). Allyn and Bacon.

Cita Chicago (17th ed.)

Eitzen, D. Stanley, i Maxine Baca Zinn. Social Problems. 4th ed. Boston: Allyn and Bacon, 1989.

Cita MLA (9th ed.)

Eitzen, D. Stanley, i Maxine Baca Zinn. Social Problems. 4th ed. Allyn and Bacon, 1989.