Grimaldi, Ralph P.,. Discrete And Combinatorial Mathematics : : An Applied Introduction / / By Ralph P. Grimaldi And B.V.Ramana . . - 5th ed. - New Delhi Pearson 2009 - xxvi,1026p.: 24cm. ISBN: 9788177584240 Subjects--Topical Terms: Discrete And Combinatorial MathematicsMathematics Dewey Class. No.: 511.1