TY  - BOOK
AU  - Lal, Sunder.
TI  - Textbook of Community Medicine :Preventive and Social Medicine (4th Ed)
U1  - 614.4 LAL 
PY  - 2011///
CY  - New Delhi
PB  -  CBS Publishers 
KW  - community medicine
KW  - departmental books
ER  -