Bender, E. A., & Williamson, S. G. (1991). Foundations of applied combinatorics. Addison-Wesley Pub. Co., Advanced Book Program.
Lua i Stíl Chicago (17ú heag.)Bender, Edward A., agus S. Gill Williamson. Foundations of Applied Combinatorics. Redwood City, Calif: Addison-Wesley Pub. Co., Advanced Book Program, 1991.
Lua MLA (9ú heag.)Bender, Edward A., agus S. Gill Williamson. Foundations of Applied Combinatorics. Addison-Wesley Pub. Co., Advanced Book Program, 1991.
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