00289    a2200121   4500001000700000020000600007040001100013100002500024240005100049245004600100362000900146440001200155167814  a   cMagnum  aStienecker, David L.10aMultiplicacao: problemas, jogos e enigmaslpor10aMultiplicacao: problemas, jogos e enigmas0 a1899 1aModerna