APA (7 ম সংস্করণ) উদ্ধৃতি

Davies, D. G. (1967). Fresh water: The precious resource. Natural Press for the American Museum of Natural History.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Davies, Delwyn G. Fresh Water: The Precious Resource. GArden City, N. Y: Natural Press for the American Museum of Natural History, 1967.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Davies, Delwyn G. Fresh Water: The Precious Resource. Natural Press for the American Museum of Natural History, 1967.