TY  - BOOK
AU  - Gadi, Ranu et.al.
AU  - Rattan, Sunita and Mohapatra, Sushmita
TI  - A Textbook of Environmental Studies with Experiments 
SN  - 978-93-5014-526-5
U1  - Cir. 363.7 G124 C2017 
PY  - 2017///
CY  - New Delhi, India: 
PB  - S.K. Kataria & Sons
ER  -