TY  - BOOK
AU  - Pandey, G N
AU  - Carney, G C 
TI  - Environmental engineering
SN  - 9780074633281
U1  - 628 PAE 
PY  - 1989///.
CY  - New Delhi
PB  - Mc Graw Hill Edu.
KW  - Environmental engineering
ER  -