APA

Budker P., Whitehead P. J. P., . (1971). The life of sharks. New York: Columbia University Press.

Chicago

Budker Paul, Whitehead Peter James Palmer, . 1971. The life of sharks. New York: Columbia University Press.

Harvard

Budker P., Whitehead P. J. P., . (1971). The life of sharks. New York: Columbia University Press.

MLA

Budker Paul, Whitehead Peter James Palmer, . The life of sharks. New York: Columbia University Press. 1971.