APA引文

Schaefer, R. T., 1940- 1950- 1949- 1951- 1963- 1953-, & 1950- 1963-. (2011). Sociology: A brief introduction (9th ed.). New York: McGraw-Hill.

Trích dẫn kiểu Chicago

Schaefer, Richard T., 1940- 1950- 1949- 1951- 1963- 1953-, và 1950- 1963-. Sociology: A Brief Introduction. 9th ed. New York: McGraw-Hill, 2011.

MLA引文

Schaefer, Richard T., 1940- 1950- 1949- 1951- 1963- 1953-, và 1950- 1963-. Sociology: A Brief Introduction. 9th ed. New York: McGraw-Hill, 2011.

警告：这些引文格式不一定是100％准确.