000 00241nam a2200109Ia 4500
020 _a007463710X
082 _a511.1
100 _aLIPSHUTZ, SEYMOUR
245 _aTHEORY & PROBLEMS DISCRITE MATHEMATICS
260 _aND
_b TMH
_c1998
942 _cBK
999 _c4534
_d4534