TY  - GEN
AU  - Tumin, Melvin M
TI  - Readings on social stratification
T2  - Prentice - Hall readings in in modern sociology science
U1  - 305 TUM 
CY  - NewJerssey, Prentice -Hall Inc / Euglewood cliffs
KW  - Social stractification/ stractification/ evaluation/ variation systems
ER  -