APA aipamena

Konopka, G. (1983). Social group work: A helping process (3rd ed.). Prentice-Hall.

Chicago Style aipamena

Konopka, Gisela. Social Group Work: A Helping Process. 3rd ed. Englewood Cliffs, N.J: Prentice-Hall, 1983.

MLA aipamena

Konopka, Gisela. Social Group Work: A Helping Process. 3rd ed. Prentice-Hall, 1983.