Παραπομπή APA

John & Perry, E. (1976). The social web: An introduction to sociology (2d ed.). Canfield Press.

Παραπομπή Chicago Style

John και Erna Perry. The Social Web: An Introduction to Sociology. 2d ed. San Francisco: Canfield Press, 1976.

Παραπομπή MLA

John και Erna Perry. The Social Web: An Introduction to Sociology. 2d ed. Canfield Press, 1976.