TY  - BOOK
AU  - Verma , S.B. and singh , Shiva Kumar
TI  - Environmentaln Protection and development
SN  - 81-7629-567-1
U1  - 363.7   Ver.P5 
PY  - 2005///
CY  - New Delhi
PB  - Deep & Deep Publication Pvt. Ltd.
ER  -