TY  - BOOK
AU  - Garg,Santosh Kumar
AU  - Garg,Rajeshwari
TI  - Sewage disposal and air pollution engineering: enviromental engineering 
U1  - 628.3 22
PY  - 1994///
CY  - New Delhi
PB  - Khanna pub.
KW  - Enviromental engineering
N1  - Includes bibliographies and index
ER  -