APA (7th ed.) Zitazioa

Bulmer, M. . J. A. (1977). Sociological research methods: An introduction. Macmillan.

Chicago Style (17th ed.) Zitazioa

Bulmer, Martin Joint Author. Sociological Research Methods: An Introduction. London: Macmillan, 1977.

MLA (9th ed.) Zitazioa

Bulmer, Martin Joint Author. Sociological Research Methods: An Introduction. Macmillan, 1977.