Tohutoro APA (7th ed.)

Proctor, B. (2000). Group supervision: A guide to creative practice. SAGE Publications.

Tohutoru Kātū Chicago (17th ed.)

Proctor, Brigid. Group Supervision: A Guide to Creative Practice. London ; Thousand Oaks, Calif.: SAGE Publications, 2000.

Tohutoro MLA (9th ed.)

Proctor, Brigid. Group Supervision: A Guide to Creative Practice. SAGE Publications, 2000.