Cita APA (7th ed.)
Robertson, I. (1981). Sociology (2nd ed.). Worth Publishers.
Cita Chicago (17th ed.)
Robertson, Ian. Sociology. 2nd ed. New York: Worth Publishers, 1981.
Cita MLA (9th ed.)
Robertson, Ian. Sociology. 2nd ed. Worth Publishers, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.