000 00321nam a2200145Ia 4500
008 221121s9999 xx 000 0 und d
041 _aENGLISH
082 _bCHA
100 _aCHARLES W. TRIGG
245 0 _aMATHEMATICAL QUICKERS
260 _bDOVER PUBLICATIONS
300 _a210
650 _aSTORY
942 _cBK
999 _c173663
_d173663