Cita APA (7th ed.)
(1971). Sociological perspectives. Penguin Books.
Cita Chicago (17th ed.)
Sociological Perspectives. New York: Penguin Books, 1971.
Cita MLA (9th ed.)
Sociological Perspectives. Penguin Books, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.