Não informado. (1977). Social work research and abstracts. National Association of Social Workers.
Chicago-Zitierstil (17. Ausg.)Não informado. Social Work Research and Abstracts. New York: National Association of Social Workers, 1977.
MLA-Zitierstil (8. Ausg.)Não informado. Social Work Research and Abstracts. National Association of Social Workers, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.