The algal bowl : lakes and man /
Vallentyne, John R.
The algal bowl : lakes and man / John R. Vallentyne. - Ottawa : Dept. of the Environment, Fisheries and Marine Service, 1974. - 186 p. : ill. ; 20 cm. - Miscellaneous special publication ; 22 .
The algal bowl : lakes and man / John R. Vallentyne. - Ottawa : Dept. of the Environment, Fisheries and Marine Service, 1974. - 186 p. : ill. ; 20 cm. - Miscellaneous special publication ; 22 .