TY  - BOOK
AU  - ignacimuthu, s.
AU  - ignacimuthu, s.
TI  - environmental studies 
SN  - 978-81-8094-105-4
U1  - 577.27 ign 
PY  - 2012///
CY  - chennai
PB  -  mjp publishers
KW  - environmental studies
N2  - Available
ER  -