Não informado. (1976). Group psychotherapy, psychodrama and sociometry. American Society of Group Psychotherapy and Psychodrama.
Lua i Stíl Chicago (17ú heag.)Não informado. Group Psychotherapy, Psychodrama and Sociometry. Beacon, NY: American Society of Group Psychotherapy and Psychodrama, 1976.
Lua MLA (8ú heag.)Não informado. Group Psychotherapy, Psychodrama and Sociometry. American Society of Group Psychotherapy and Psychodrama, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.