TY  - BOOK
AU  - Dr.gupta,rashmi
AU  - Dr.SHARMA,PUNAM
TI  - UGC NET/SET (JR5F & LS)ENVIRONMENTAL SCIENCE
SN  - 978-93-5094-472-1
U1  - 150.194 4 
PY  - 2014///
CY  - 
PB  - Arihant Publications, Meerut 
ER  -