TY  - BOOK
AU  - Merrill,Ray M, -
AU  - -
TI  - Environmental epidemiology: principles and methods
SN  - 9789380108100
U1  - 628/M552e 
PY  - 2010///
CY  - New Delhi
PB  - Jones and Bartlett Pub.
KW  - Environmental health engineering
KW  - Environment
ER  -