APA aipamena

Schaefer, R. T. (2005). Sociology. Boston: McGraw-Hill.

Chicago Style aipamena

Schaefer, Ricard T. Sociology. Boston: McGraw-Hill, 2005.

MLA aipamena

Schaefer, Ricard T. Sociology. Boston: McGraw-Hill, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.