Functions and graphs
MLA
Gelʹfand, I. M, et al. Functions and Graphs. The Pocket Mathematical Library, Primer: 2. Rev. English ed., New York: Gordon and Breach, 1969
APA, 7th edition
Gelʹfand, I. M, Glagoleva, E. G, Shnolʹ, E. Ė, & Silverman, R. A. (1969). Functions and graphs. The Pocket mathematical library, primer: 2. Rev. English ed., New York: Gordon and Breach
Chicago, 17th edition
Gelʹfand, I. M., E. G Glagoleva, Ė. Ė Shnolʹ, and Richard A Silverman. Functions and graphs. The Pocket mathematical library, primer: 2. Rev. English ed., New York: Gordon and Breach, 1969