APA (7th ed.) Citation

Smith, K. J. (2017). The nature of mathematics (Thirteenth edition.). Cengage Learning.

Chicago Style (17th ed.) Citation

Smith, Karl J. The Nature of Mathematics. Thirteenth edition. Boston, MA: Cengage Learning, 2017.

MLA (9th ed.) Citation

Smith, Karl J. The Nature of Mathematics. Thirteenth edition. Cengage Learning, 2017.