Plaskitt, F.J.W.. Microscopic fresh water life / by F.J.W. Plaskitt. - New Delhi : Biotech Books , 1997. - xi,278p. : ill. ; 23cm . NULL ISBN: 817622006X Rs. 640.00 Subjects--Index Terms: FRESHWATER BIOLOGY Dewey Class. No.: 578.76028 / PLA/M