Social psychology; Vol.III: people in groups
edited by Michael A. Hogg
Sage, 2003
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Miles, Matthew B.
Learning to work in groups
Teachers College Press, 1973
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Zastrow, Charles
Social work with groups : a comprehensive workbook
Thomson Brooks/Cole, 2006
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Small groups: studies in social interaction
Alfred A. Knoff, 1955
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Konopka, Gisela
Social group work : a helping process
Prentice-Hall, 1963
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