APA (7th ed.) Citation

Schaefer, R. T., & Lamm, R. P. (1997). Sociology: A bried introduction (2η έκδ.). McGraw-Hill.

Chicago Style (17th ed.) Citation

Schaefer, Richard T., and Robert P. Lamm. Sociology: A Bried Introduction. 2η έκδ. New York: McGraw-Hill, 1997.

MLA (8th ed.) Citation

Schaefer, Richard T., and Robert P. Lamm. Sociology: A Bried Introduction. 2η έκδ. McGraw-Hill, 1997.