Homans, George Caspar, 1910-1989
The human group
Harcourt, Brace, 1950
 Buku Teks
Berelson, Bernard
Human behavior: an inventory of scientific findings
Harcourt Brece & World, 1964
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Baron, Robert A.
Social psycology: under standing human interaction
Heights Allyn and Bacon , 1991
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Lewin, Kurt
Resolving social conflicts: selected papers on group dynamic
Harper & Brothers, 1948
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Baron, Robert A.
Social psychology: understanding human interaction
Allyn and Bacon, 1987
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