Cita APA

Billig, M., & Billig, M. (1976). Social psychology and intergroup relations. New York, New York: Academic.

Citación estilo Chicago

Billig, Michael, y Michael Billig. Social Psychology and Intergroup Relations. New York, New York: Academic, 1976.

Cita MLA

Billig, Michael, y Michael Billig. Social Psychology and Intergroup Relations. New York, New York: Academic, 1976.