APA引文

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

Chicago Edition Citation

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

MLA引文

Gray, Peter. Encyclopaedia of the Biological Sciences. Van Nostrand Reinhold Company, 1970.

警告：這些引文格式不一定是100％准確.