TY  - BOOK
AU  - Klein,Josephine
TI  - The study of groups
T2  - International library of sociology and social reconstruction
U1  - 302.3 
PY  - 1956/// [Impression 1965]
CY  - London
PB  - Routledge & Paul
KW  - Social groups
N1  - Includes index and Bibliography: p. 189-195
ER  -