APA (7th ed.) Citation

Douglas, T. (1993). A theory of groupwork practice. MacMillan.

Chicago Style (17th ed.) Citation

Douglas, Tom. A Theory of Groupwork Practice. Basingstoke [etc.]: MacMillan, 1993.

MLA (9th ed.) Citation

Douglas, Tom. A Theory of Groupwork Practice. MacMillan, 1993.

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