000 00267cas a2200121 a 4500
022 _a0012-365X
082 0 0 _a510/.5
245 0 0 _aDiscrete mathematics
300 _avolumes :
_billustrations ;
500 _aTitle from cover
650 0 _aComputer science
942 _cBK
999 _c4561
_d4561