APA Edition Citation

Van Nostrand Reinhold Company & Gellert, W. (1977). The VNR concise encyclopedia of mathematics (1st American ed.). Van Nostrand Reinhold Co..

Chicago Edition Citation

Van Nostrand Reinhold Company and Walter Gellert. The VNR Concise Encyclopedia of Mathematics. 1st American ed. New York: Van Nostrand Reinhold Co., 1977.

MLA Edition Citation

Van Nostrand Reinhold Company and Walter Gellert. The VNR Concise Encyclopedia of Mathematics. 1st American ed. Van Nostrand Reinhold Co., 1977.