000 00372 a2200157 4500
020 _a0669034223
082 _a510
_bRUC
090 _c24657
_d40775
100 _aRucker, Walter E.
245 _aHealth mathematics
260 _aToronto
_bD. C. Health Company
_c1981
_g1981
300 _a380p.
_c26cm
650 _aMathematics
700 _aDilley, Clyde A.
942 _cL
999 _c51726
_d51726