APA aipamena

Levine, M., & Perkins, D. V. (1987). Principles of community psychology: Perspectives and applications. Oxford University Press.

Chicago Style aipamena

Levine, Murray, and David V. Perkins. Principles of Community Psychology: Perspectives and Applications. New York: Oxford University Press, 1987.

MLA aipamena

Levine, Murray, and David V. Perkins. Principles of Community Psychology: Perspectives and Applications. Oxford University Press, 1987.