APA ציטוט

Schaefer, R. T. (2013). Sociology: A brief introduction. New York: McGraw-Hill.

Trích dẫn kiểu Chicago

Schaefer, Richard T. Sociology: A Brief Introduction. New York: McGraw-Hill, 2013.

ציטוט MLA

Schaefer, Richard T. Sociology: A Brief Introduction. New York: McGraw-Hill, 2013.