000 00273nam a2200121Ia 4500
008 200701s2009 xx 000 0 eng d
100 _aLiuchung Loung
245 0 _aElements of Discret Mathematics
250 _a5th
260 _bTMH
300 _a547
942 _2ddc
_cGE
_032
999 _c4114
_d4114