APA (7th ed.) Citation

Perkins, E. J. (1974). The biology of estuaries and coastal waters. Academic Press.

Chicago Style (17th ed.) Citation

Perkins, E. J. The Biology of Estuaries and Coastal Waters. London: Academic Press, 1974.

MLA (9th ed.) Citation

Perkins, E. J. The Biology of Estuaries and Coastal Waters. Academic Press, 1974.