Clarkson, P., & Cavicchia, S. (2013). Gestalt Counselling in Action (4th ed.). Sage.
Chicago Edition CitationClarkson, Petruska, i Simon Cavicchia. Gestalt Counselling in Action. 4th ed. Sage, 2013.
Cita MLAClarkson, Petruska, i Simon Cavicchia. Gestalt Counselling in Action. 4th ed. Sage, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.