000			00315nam a2200133 4500
082			_a370 _bBIT.A
084			_2Colon Classification
100			_aBittinger
245			_aArithmetic _cby Bittinger
260			_bAddison-Westly publishing sompany, _c1975.
300			_a420p. :
650			_aEducation
942			_cBK
999			_c682820 _d682820