Cita APA (7a ed.)

Gray, P. (1968). The dictionary of the biological sciences (2nd repr.). Reinhold Book Corporation.

Cita Chicago Style (17a ed.)

Gray, Peter. The Dictionary of the Biological Sciences. 2nd repr. New York ; Amsterdam ; London: Reinhold Book Corporation, 1968.

Cita MLA (9a ed.)

Gray, Peter. The Dictionary of the Biological Sciences. 2nd repr. Reinhold Book Corporation, 1968.