Warren, G., & Barbara Levy, S. (2012). The Columbia guide to social work writing. Columbia University Press.
Chicago Style citaatWarren, Green, en Simon Barbara Levy. The Columbia Guide to Social Work Writing. Columbia University Press, 2012.
MLA citatieWarren, Green, en Simon Barbara Levy. The Columbia Guide to Social Work Writing. Columbia University Press, 2012.
Let op: Deze citaties zijn niet altijd 100% accuraat.