Ecology and pollution of Ganga river : a limnological study at Hardwar
Khanna, Dev Raj
Ecology and pollution of Ganga river : a limnological study at Hardwar - - New Delhi : Ashish Pub., 1993 1993 - 241 p. 22.5 cm - .
81-7024-541-92
Water-Pollution
River Ganga-Environmental aspects
628.54(282.253.21) Kha
Ecology and pollution of Ganga river : a limnological study at Hardwar - - New Delhi : Ashish Pub., 1993 1993 - 241 p. 22.5 cm - .
81-7024-541-92
Water-Pollution
River Ganga-Environmental aspects
628.54(282.253.21) Kha