00526nam a22001457a 4500020001800000082001800018100002700036245016000063250001200223260006400235300002200299650001700321700001800338700002400356  a0-669-07338-5  a510 H324 19851 aHarshbarger, Ronald J.1 aSelected solutions for mathematical applications for management, life, and social sciences /cby John P. Ryan, Ronald J. Harshbarger and James J. Reynolds.  a2nd ed.  aLexington, Massachusetts :bD.C. Heath and Company,cc1985.  a348 p. ; b24 cm.14aMathematics.1 aRyan, John P.2 aReynolds, James J.