APA (7th ed.) Citation

Douglas, T. (1983). Groups: Understanding people gathered together. Tavistock Publ.

Chicago Style (17th ed.) Citation

Douglas, Tom. Groups: Understanding People Gathered Together. London u.a: Tavistock Publ, 1983.

MLA (9th ed.) Citation

Douglas, Tom. Groups: Understanding People Gathered Together. Tavistock Publ, 1983.

Warning: These citations may not always be 100% accurate.