Παραπομπή σε μορφή APA (7η εκδ.)

National Conference on Social Welfare. (1957). Social work with groups. National Association of Social Workers.

Παραπομπή σε μορφή Chicago (17η εκδ.)

National Conference on Social Welfare. Social Work with Groups. New York: National Association of Social Workers, 1957.

Παραπομπή σε μορφή MLA (9th εκδ.)

National Conference on Social Welfare. Social Work with Groups. National Association of Social Workers, 1957.