000 00422 a2200169 4500
020 _a0669034177
082 _a510
_bRUC
090 _c19868
_d30588
100 _aRucker, Walter E.
245 _aHealth mathematics
260 _aToronto
_bD. C. Health and Company
_c1981
_g1979
300 _a380p.
_c26cm
650 _aMathematics
650 _aNatural science and mathematics
700 _aDilley, Clyde A.
942 _cL
999 _c47559
_d47559