APA-referens (7:e uppl.)

Bulmer, M. (1984). Sociological research methods (2nd ed.). Transaction Books.

Chicago-referens (17:e uppl.)

Bulmer, Martin. Sociological Research Methods. 2nd ed. New Brunswick: Transaction Books, 1984.

MLA-referens (9:e uppl.)

Bulmer, Martin. Sociological Research Methods. 2nd ed. Transaction Books, 1984.