TY  - BOOK
AU  - Cooper,Cary L.
TI  - Theories of group processes 
T2  - Wiley series on individuals, groups, and organizations
SN  - 0471171174
AV  - MED HM134 .C66
PY  - 1975///
CY  - London
PB  - Wiley
KW  - Group relations training
ER  -