APA (7th ed.) Citation

Benjamin, A. Τ., & Quinn, J. J. (2003). Proofs that really count: The art of combinatorial proof. Mathematical Association of America.

Chicago Style (17th ed.) Citation

Benjamin, Arthur Τ., and Jennifer J. Quinn. Proofs That Really Count: The Art of Combinatorial Proof. Washington: Mathematical Association of America, 2003.

MLA (8th ed.) Citation

Benjamin, Arthur Τ., and Jennifer J. Quinn. Proofs That Really Count: The Art of Combinatorial Proof. Mathematical Association of America, 2003.