APA aipamena

Mark, R. (1996). Research made simple: Handbook for social workers. Sage Publication.

Chicago Style aipamena

Mark, Raymond. Research Made Simple: Handbook for Social Workers. New Delhi: Sage Publication, 1996.

MLA aipamena

Mark, Raymond. Research Made Simple: Handbook for Social Workers. Sage Publication, 1996.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.