TY  - BOOK
AU  - Gadi, Ranu
AU  - Rattan, Sunita 
AU  - Mohapatra, Sushmita 
TI  - Environmental studies: (with experiments)
SN  - 9788189757984
U1  - 333.7 
PY  - 2012///
CY  - New Delhi
PB  - S. K. Kataria
N1  - Includes bibliographical references and index
ER  -