APA (7th ed.) Citation

Ferns, P. N. (1992). Bird life of coasts and estuaries. Cambridge University Press.

Chicago Style (17th ed.) Citation

Ferns, P. N. Bird Life of Coasts and Estuaries. Cambridge [England] ; New York: Cambridge University Press, 1992.

MLA (9th ed.) Citation

Ferns, P. N. Bird Life of Coasts and Estuaries. Cambridge University Press, 1992.