Vallentyne, J. R. (1974). The algal bowl: Lakes and man. Dept. of the Environment, Fisheries and Marine Services.
Chicago (17e ed.) BronvermeldingVallentyne, John R. The Algal Bowl: Lakes and Man. Ottawa: Dept. of the Environment, Fisheries and Marine Services, 1974.
MLA (9e ed.) BronvermeldingVallentyne, John R. The Algal Bowl: Lakes and Man. Dept. of the Environment, Fisheries and Marine Services, 1974.
Let op: Deze citaties zijn niet altijd 100% accuraat.