Mark, R. (1996). Research made simple: A Handbook for social workers. Sage publication.
Chicago Edition CitationMark, Raymond. Research Made Simple: A Handbook for Social Workers. California: Sage publication, 1996.
Cita MLAMark, Raymond. Research Made Simple: A Handbook for Social Workers. Sage publication, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.