APA-viite (7. p.)

Vallentyne, J. R. (1974). The algal bowl: Lakes and man. Dept. of the Environment, Fisheries and Marine Services.

Chicago-viite (17. p.)

Vallentyne, John R. The Algal Bowl: Lakes and Man. Ottawa: Dept. of the Environment, Fisheries and Marine Services, 1974.

MLA-viite (9. p.)

Vallentyne, John R. The Algal Bowl: Lakes and Man. Dept. of the Environment, Fisheries and Marine Services, 1974.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.