Παραπομπή APA

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

Παραπομπή Chicago Style

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

Παραπομπή MLA

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