APA (7e ed.) Bronvermelding

Não informado. (1999). Journal of group psychotherapy, psychodrama and sociometry. Heldref Publications.

Chicago (17e ed.) Bronvermelding

Não informado. Journal of Group Psychotherapy, Psychodrama and Sociometry. Washington: Heldref Publications, 1999.

MLA (8e ed.) Bronvermelding

Não informado. Journal of Group Psychotherapy, Psychodrama and Sociometry. Heldref Publications, 1999.

Let op: Deze citaties zijn niet altijd 100% accuraat.