TY  - BOOK
AU  - Gupta , M. C.   .
AU  - Mahajan, B. K..
TI  - Text Book of Preventive and Social Medicine / 
U1  - 614 
PY  - 2003///
CY  - New Delhi : 
PB  - Jaypee Brothers Med. Pub. , 
KW  - Community Medicine
KW  - Medical Science
ER  -