TY  - BOOK
AU  - singh, Anil Kumar
AU  - Bhargava, Renu Gu.
TI  - Computer aided desing of trickling filter
U1  - 624.072 
PY  - 1998///
CY  - Roorkee
PB  - Deptt. of Civil Engg.University of Roorkee
ER  -