Não informado. (1970). Group psychotherapy and psychodrama. American Society of Group Psychotherapy and Psychodrama.
Lua i Stíl Chicago (17ú heag.)Não informado. Group Psychotherapy and Psychodrama. Beacon, NY: American Society of Group Psychotherapy and Psychodrama, 1970.
Lua MLA (8ú heag.)Não informado. Group Psychotherapy and Psychodrama. American Society of Group Psychotherapy and Psychodrama, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.