000 00281nam a2200121Ia 4500
008 211126s9999 xx 000 0 und d
082 _a511DN97
100 _aNEVILLE DEAN
245 4 _aTHE ESSENCE OF DISCRETE MATHEMATICS
260 _bP.H.I
365 _b75.00
942 _cBTECH
999 _c128085
_d128085