Gafner, G. (2013). Therapy with tough clients: The use of indirect and unconscious techniques. Crown House Publishing Limited.
Lua i Stíl Chicago (17ú heag.)Gafner, George. Therapy with Tough Clients: The Use of Indirect and Unconscious Techniques. Carmarthen, Wales: Crown House Publishing Limited, 2013.
Lua MLA (9ú heag.)Gafner, George. Therapy with Tough Clients: The Use of Indirect and Unconscious Techniques. Crown House Publishing Limited, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.