APA (7th ed.) Citation

Phillips, H. U. (1957). Essentials of social group work skill. Association Press.

Chicago Style (17th ed.) Citation

Phillips, Helen Upson. Essentials of Social Group Work Skill. New York: Association Press, 1957.

MLA (9th ed.) Citation

Phillips, Helen Upson. Essentials of Social Group Work Skill. Association Press, 1957.

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