TY  - BOOK
AU  - GALT Anthony H
AU  -  SMITH Larry J
TI  - Models and the study of social change
U1  - Y:6:(B), L6 
PY  - 1976///
CY  - New York
PB  - Wiley         
KW  - Social Change
N1  - Bibliography: p 169-174
ER  -