TY  - BOOK
AU  - Kumar, Arvind(ed.)
ED  - Ramakrishnan, Kumar Prasun(ed.)
TI  - Ecotechnology and environmental issues
SN  - 9788170356172
U1  - 628.0954 
PY  - 2009///
CY  - Delhi :  
PB  - Daya Publishing House
ER  -