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  - Medical Books
KW  - Community Medicine
ER  -