Gautam, Ashutosh.
Ecology and pollution of mountain waters : a case study of Bhagirathi river / Ashutosh Gautam. - New Delhi : Ashish publishing house, c 1990. - viii, 209 p. : ill. ; 23 cm.
Includes index.
338 338
81-7024-341-6
Stream ecology--India.
577.6 / A39c
Ecology and pollution of mountain waters : a case study of Bhagirathi river / Ashutosh Gautam. - New Delhi : Ashish publishing house, c 1990. - viii, 209 p. : ill. ; 23 cm.
Includes index.
338 338
81-7024-341-6
Stream ecology--India.
577.6 / A39c