000 00276nam a2200121Ia 4500
100 _aLiu, C. L
020 _a0-07-038133-X
942 _cBK
245 _aElements of discrete mathamatics
260 _aMcGraw - Hill, New York
_c1985
082 _a519.4 Liu
300 _axiv, 433
999 _c37443
_d37443