TY  - BOOK
AU  - Sharma, Shyam Sunder
AU  - Garg, Mridula
TI  - Pradushaan: karan aur nivaran
U1  - 351.82322 21st
PY  - 1989///
CY  - Delhi
PB  - Sahitya Sekhar
KW  - Pollution; Air-Pollution; Water-Pollution
ER  -