Ralph P Grimaldi. (1994). Discrete and combinatorial mathematics: An applied introduction. Reading, Massachusetts: Addison-Wesley.
استشهاد بنمط شيكاغوRalph P Grimaldi. Discrete and Combinatorial Mathematics: An Applied Introduction. Reading, Massachusetts: Addison-Wesley, 1994.
MLA استشهادRalph P Grimaldi. Discrete and Combinatorial Mathematics: An Applied Introduction. Reading, Massachusetts: Addison-Wesley, 1994.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.