000			00624nam a22002177a 4500
003			OSt
005			20220405142223.0
008			121226b xxu||||| |||| 00| 0 eng d
020			_a0669102733
040			_ctshering
082			_a510.9 RUG
100			_aRucker, Walter E.
245			_aHeath mathematics / _cWalter E Rucker---[et al.].
260			_aLexington : _aMassachusetts : _bD.C. Heath company, _c1987.
300			_a396 p. : _bill. ; _c25 cm.
504			_aInclude index.
650			_aArithmetic. _xMathematic _xJuvenile literature.
700			_aDilley, Clyde A.
700			_aLowry, David W.
942			_2ddc _cBK
999			_c5062 _d5062