Harris, J., Hirst, J. L., & Mossinghoff, M. J. (2000). Applied Combinatorics. Springer-Verlag.
Cita Chicago (17th ed.)Harris, John, Jeffry L. Hirst, i Michael J. Mossinghoff. Applied Combinatorics. New York: Springer-Verlag, 2000.
Cita MLA (9th ed.)Harris, John, et al. Applied Combinatorics. Springer-Verlag, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.