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Group Dynamics: The Psychology of Small Group Behavior Get access Shaw Marvin E.Group Dynamics: The Psychology of SmallGroup Behavior. New York: McGraw-Hill Book Co., 1971. Sherman D. Vander Ark Sherman D. Vander Ark Search for other works by this author on: Oxford Academic PubMed Google Scholar Journal of Music Therapy, Volume 9, Issue 4, Winter 1972, Pages 203–204, https://doi.org/10.1093/jmt/9.4.203 Published: 01 December 1972
S. D. Vander Ark (Fri,) studied this question.