TY  - BOOK
AU  - Pandey,G N.
AU  - 
AU  - Carney,G C.
AU  - 
TI  - Environmental engineering
SN  - 0074633287
U1  - 628 23
PY  - 1989///
CY  - New Delhi.
PB  - Tata McGraw-Hill Publishing.
KW  - Engineering
N1  - Includes index
ER  -