Johnson, David W., 1940-, author
Joining together : group theory and group skills
Pearson, 2017
 Buku Teks
Ellis, Donald G., author
Small group decision making : communication and the group process
McGraw-Hill, 1994
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Galanes, Gloria J., author
Effective group discussion: theory and practice
McGraw-Hill, 2013
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Blackwell handbook of social psychology: group processes
edited by Michael A. Hogg and R. Scott Tindale
Blackwell, 2003
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Corey, Gerald, author
Theory and practice of group counseling
Brooks/Cole, Cengage Learning, 2012
 Buku Teks
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