000 00337nam a2200121Ia 4500
008 220201s2004 xx 000 0 eng d
082 _a5.131
_bReference OS
100 _aReference osen,Kenneth H.
245 0 _aDiscrete mathematics and its applications
260 _bTata McGraw Hill
_aNew Delhi
_c2004
300 _aS-83p.
942 _2ddc
999 _c10448
_d10448