APA Edition Citation

Gray, P. (1970). The encyclopaedia of the biological sciences (2nd. ed.). Van Nostrand Reinhold Company.

Chicago Edition Citation

Gray, Peter. The Encyclopaedia of the Biological Sciences. 2nd. ed. New York: Van Nostrand Reinhold Company, 1970.

MLA Edition Citation

Gray, Peter. The Encyclopaedia of the Biological Sciences. 2nd. ed. Van Nostrand Reinhold Company, 1970.

Warning: These citations may not always be 100% accurate.