TY  - BOOK
AU  - Rotberg Robert I Ed.
TI  - Social mobility and modernization:  A journal of interdisplinary history reader   
T2  - Journal of Inter- disciplinary History Readers
SN  - 0262681234
U1  - Y:6, P0 
PY  - 2000///
CY  - Cambridge
PB  - M I T Press       
ER  -