000 00256nam a2200109Ia 4500
008 200701s1998 xx 000 0 eng d
100 _aLEVY
245 0 _aDISCRETE STRUCTURES OF COMPUTER SCIENCE
260 _bWILEY
_c1998
300 _a310
942 _2ddc
_cGE
_01
999 _c247
_d247