APA aipamena

Hechter, M., & Opp, K. (2001). Social norms. Russell Sage Foundation.

Chicago Style aipamena

Hechter, Michael, and Karl-Dieter Opp. Social Norms. New York: Russell Sage Foundation, 2001.

MLA aipamena

Hechter, Michael, and Karl-Dieter Opp. Social Norms. Russell Sage Foundation, 2001.