Davies, D. G. (1967). Fresh water: The precious resource. Natural Press for the American Museum of Natural History.
Style de citation Chicago (17e éd.)Davies, Delwyn G. Fresh Water: The Precious Resource. GArden City, N. Y: Natural Press for the American Museum of Natural History, 1967.
Style de citation MLA (9e éd.)Davies, Delwyn G. Fresh Water: The Precious Resource. Natural Press for the American Museum of Natural History, 1967.
Attention : ces citations peuvent ne pas être correctes à 100%.