TY  - BOOK
AU  - Appelbaum,Richard P
TI  - Theories of social change
T2  - Markham sociology series
SN  - 841040230
U1  - 301.24 
PY  - 1971///, c1970]
CY  - Chicago, IL.
PB  - Markham
KW  - Cambio social
N1  - Incluye bibliografía
ER  -