Cita APA (7a ed.)

Erickson, M. J. (2013). Introduction to combinatorics (Second edition.). Wiley.

Cita Chicago Style (17a ed.)

Erickson, Martin J. Introduction to Combinatorics. Second edition. Hoboken, New Jersey: Wiley, 2013.

Cita MLA (9a ed.)

Erickson, Martin J. Introduction to Combinatorics. Second edition. Wiley, 2013.