TY  - BOOK
AU  - Kanagasabai, S.
TI  - Textbook on Environmental study
SN  - 978-8120341647
U1  - 62805 KAN 
PY  - 2010///
CY  - New Delhi
PB  - PHI Learning Limited
KW  - environment studies
KW  - Bachelor of Mass Media
KW  - environment
ER  -