TY  - BOOK
AU  - Khanna Dev Raj
TI  - Ecology and pollution of Ganga river:  A Limnologic   
U1  - U216:(G:5).252EAC.N9, N3 
PY  - 1993///
CY  -  New Delhi 
PB  - Ashish Publishing House India      
KW  - Geomorphology
ER  -