APA (7th ed.) Citation

Pappas, T. (1989). The joy of mathematics: Discovering mathematics all around you (Revised edition.). Wide World Publishing/Tetra.

Chicago Style (17th ed.) Citation

Pappas, Theoni. The Joy of Mathematics: Discovering Mathematics All Around You. Revised edition. San Carlos, CA: Wide World Publishing/Tetra, 1989.

MLA (9th ed.) Citation

Pappas, Theoni. The Joy of Mathematics: Discovering Mathematics All Around You. Revised edition. Wide World Publishing/Tetra, 1989.