TY  - BOOK
AU  - Gupta, Piyush;Ghai, O.P
TI  - Textbook of preventive and social medicine
SN  - 81-235-1457-1
U1  - 614.44 
PY  - 2007///
CY  - New Delhi
PB  - CBS Publications
KW  - Community Medicine (614.44)
ER  -