TY  - BOOK
AU  - Sharma, B. K.,
AU  - ed by Sharma, Priyush,
TI  - Environmental chemistry
SN  - 81-8283-012-5
U1  - 577.14 
PY  - 2005///
CY  - Meerut
PB  - Goel publishing house
KW  - economics
KW  - environmental chemistry
ER  -