000 00320nam a2200121Ia 4500
008 220201s2006 xx 000 0 eng d
082 _a4.0151
_bKUM
100 _aKumar,Reference .K.
245 0 _aDiscrete mathematics
_ban introduction
260 _bLaxmi Publications
_aNew Delhi
_c2006
300 _a180p.
942 _2ddc
999 _c10538
_d10538