TY  - BOOK
AU  - Roy, Rabindra Nath
TI  - Mahajan & Gupta textbook of preventive and social medicine
SN  - 9789350901878
U1  - 614 MAH G 
PY  - 2013///
CY  - New Delhi
PB  - Jaypee
KW  - A.P.H - Public health
ER  -