APA (7th ed.) Citation

Ensley, D. E., & Crawley, J. W. (2006). Discrete mathematics: Mathematical reasoning and proof with puzzles, patterns, and games. John Wiley and Sons.

Chicago Style (17th ed.) Citation

Ensley, Douglas E., and J. Winston Crawley. Discrete Mathematics: Mathematical Reasoning and Proof with Puzzles, Patterns, and Games. Hoboken: John Wiley and Sons, 2006.

MLA (9th ed.) Citation

Ensley, Douglas E., and J. Winston Crawley. Discrete Mathematics: Mathematical Reasoning and Proof with Puzzles, Patterns, and Games. John Wiley and Sons, 2006.