TY  - BOOK
AU  - Kanagasabai, S.
TI  - Textbook on environmental studies
SN  -  978-81-203-4164-7
U1  - 375.0083 
PY  - 2010///
CY  - New Delhi
PB  - PHI Learning
KW  - ENVIRONMENTAL SCIENCES
KW  - ENVIRONMENTAL EDUCATION
ER  -