APA引文

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

Trích dẫn kiểu Chicago

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

MLA引文

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

警告：这些引文格式不一定是100％准确.