TY  - BOOK
AU  - SHARMA , C B
AU  - KHURANA, M R
TI  - Paryavaran Engineeriari
U1  - 628 
PY  - 1996///
CY  - NEW DELHI
PB  - VISHVA PRAKASHAN
KW  - PARYAVARAN ENGINEERIARI , ENVIRONMENTAL ENGINEERING
ER  -