00672nam a2200205 a 4500008004100000020002200041100002100063245010200084246003300186260006900219300002600288440002100314500002000335650004300355700002300398700001800421003000100439005001700440040000900457                                          a0883855194 (pbk.)1 aBarbeau, Edward.10aFive hundred mathematical challenges /cEdward J. Barbeau, Murray S. Klamkin, William O.J. Moser.18a500 mathematical challenges.  a[Washington, DC] :bMathematical Association of America,cc1995.  axi, 227 p.  ;c27 cm.  aSpectrum series.  aIncludes index. 0aMathematicsvProblems, exercises, etc.1 aKlamkin, Murray S.1 aMoser, W.O.J.20230123133232.0  cNUST