APA aipamena

Berlage, G., & Engelman, W. (1999). Understanding social issues: Critical thinking and analysis (5th ed.). Allyn and Beacon.

Chicago Style aipamena

Berlage, Gai, and William Engelman. Understanding Social Issues: Critical Thinking and Analysis. 5th ed. Boston: Allyn and Beacon, 1999.

MLA aipamena

Berlage, Gai, and William Engelman. Understanding Social Issues: Critical Thinking and Analysis. 5th ed. Allyn and Beacon, 1999.