Unni, K.S. .
Ecology of Indian rivers a review / by K. Sankaran Unni. - Dehradun : Milton Book Co. , 2003 - 312p ;
81-7089-297-X
Rivers-India
G:5(delta, 56).44 / P3
Ecology of Indian rivers a review / by K. Sankaran Unni. - Dehradun : Milton Book Co. , 2003 - 312p ;
81-7089-297-X
Rivers-India
G:5(delta, 56).44 / P3