TY  - GEN
AU  - Sinha,B.K.
AU  - Choudhary Shriti
TI  - Environment, pollution & health hazards
SN  - 9788131303597
U1  - 363.73 
PY  - 2008///
CY  - New  Delhi
PB  - APH Publishing Corporation
N1  - Includes index
ER  -