Perkins, E. J. (1974). The biology of estuaries and coastal waters. Academic Press.
शिकागो स्टाइल उद्धरणPerkins, E. J. The Biology of Estuaries and Coastal Waters. New York: Academic Press, 1974.
एमएलए उद्धरणPerkins, E. J. The Biology of Estuaries and Coastal Waters. Academic Press, 1974.
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