000 00318nam a2200145Ia 4500
020 _a0721422845
082 _b2927
_aF823
100 _a"CLARK,LESLY"
245 0 _aSorting and Opposites
260 _aLondon
_c2000
300 _a32
944 _cBK
999 _c127308
_d127308