TY  - BOOK
AU  - Knowles,Malcolm S.
AU  - Knowles,Hulda
TI  - Introduction to group dynamics
AV  - HM131 .K62
U1  - 301.152 
PY  - 1959///]
CY  - New York
PB  - Association Press
KW  - Social groups
N1  - Includes bibliography
ER  -