000			00337nam a2200133Ia 4500
008			160606s9999 xx 000 0 und d
041			_aEnglish
082			_a511.0711
100			_aaSmith , Chamnon,J.B
245			_aSchool of arithematics
245			_caSmith , Chamnon,J.B
650			_aCONCEPTS OF ELEMENTARY M ATHEMATICS
942			_cBK
999			_c687 _d687