000			00513nam a2200205Ia 4500
001			CATREF005993
008			110517s9999 xx 000 0 und d
041			_aeng
082			_a511
100			_aWilson, Guy M
245			_aTeaching the new arithmetic
260			_aNew York _bMc Graw-Hill _c1951
300			_axiv, 483 p. _c22 cm.
440			_aMc Graw-Hill series in education
546			_bRoman
650			_aArithmetic- Study and teaching
906			_a005111
906			_atext
942			_cBook
999			_c257250 _d257186