TY  - BOOK
AU  - Sinha, Shradha 
AU  - Shukla, Manisha 
AU  - Shukla, Ranjana 
TI  - A text book of environmental studies/  	
PY  - 2005///
CY  - New Delhi : 
PB  - AITBS Publishers and Distributors, 
N1  - Includes index

ER  -