APA aipamena

Dunham, P. J. (1988). Research methods in psychology. Harper & Row.

Chicago Style aipamena

Dunham, Philip J. Research Methods in Psychology. New York: Harper & Row, 1988.

MLA aipamena

Dunham, Philip J. Research Methods in Psychology. Harper & Row, 1988.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.