Cita APA (7a ed.)

Houston, G. (2003). Brief gestalt therapy. Sage Publications.

Cita Chicago Style (17a ed.)

Houston, Gaie. Brief Gestalt Therapy. London ; Thousand Oaks: Sage Publications, 2003.

Cita MLA (8a ed.)

Houston, Gaie. Brief Gestalt Therapy. Sage Publications, 2003.