APA (7th ed.) Citation

Stewart, I. (1992). The problems of mathematics (2. ed.). Oxford Univ. Press.

Chicago Style (17th ed.) Citation

Stewart, Ian. The Problems of Mathematics. 2. ed. Oxford u.a: Oxford Univ. Press, 1992.

MLA (9th ed.) Citation

Stewart, Ian. The Problems of Mathematics. 2. ed. Oxford Univ. Press, 1992.