00395nam a2200133Ia 4500 211119s9999||||xx |||||||||||||| ||und|| 511.6 MAR-C Marcus, Daniel A Combinatorics (A Problem Oriented Approach) D C Washington 2000 x+136 Natural Sciences MathematicsMathematics Post Graduate Reference BOOK 0 0 0 0 SBCL SBCL 3 2021-11-19 100.00 0 511.6 MAR-C 00121660 2021-11-19 00:00:00 2021-11-19 BOOK 108240 108240