TY  - BOOK
AU  - Jat, B.C. 
AU  - Mathur , Sujata 
TI  - Environmental studies
SN  - 819042291X
U1  - 363.7 
PY  - 2007///
CY  - Jaipur
PB  - Agarwal Publishing Houes
KW  - environmental sciences
N1  - Includes bibliographical references
ER  -