TY  - BOOK
AU  - Sachdeva, D R
AU  - Vidya, Bhushan
TI  - Introduction to sociology
SN  - 8122500048
U1  - 301 
PY  - 2000///
CY  - New Delhi
PB  - Kitab Mahal
KW  - Social system
KW  - Society
ER  -