APA-referens (7:e uppl.)
Ringer, T. M. (2002). Group action: The dynamics of groups in therapeutic, educational and corporate settings. Jessica Kingsley.
Chicago-referens (17:e uppl.)
Ringer, T. Martin. Group Action: The Dynamics of Groups in Therapeutic, Educational and Corporate Settings. London: Jessica Kingsley, 2002.
MLA-referens (9:e uppl.)
Ringer, T. Martin. Group Action: The Dynamics of Groups in Therapeutic, Educational and Corporate Settings. Jessica Kingsley, 2002.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.