APA استشهاد

O'Brien, R. W. (1964). General Sociology (3 Edition.). Houghton Miffin Company.

استشهاد بنمط شيكاغو

O'Brien, Robert W. General Sociology. 3 Edition. New York: Houghton Miffin Company, 1964.

MLA استشهاد

O'Brien, Robert W. General Sociology. 3 Edition. Houghton Miffin Company, 1964.