APA引文

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

Trích dẫn kiểu Chicago

Schaefer, Richard T. Sociology. Boston: McGraw Hill, 2005.

MLA引文

Schaefer, Richard T. Sociology. Boston: McGraw Hill, 2005.

警告：這些引文格式不一定是100％准確.