00349    a2200133   4500001000700000020001800007040002200025041001600047082002600063100003400089245004800123260003100171362001300202135717  a9788502072329  cLeonardo Da Vinci  aPortuguês  a658.4034 L816pbL816p  aLOESCH, ClaudioaHEIN, Nelson  aPesquisa operacionalbfundamentos e modelos  bSaraivac2009aSão Paulo  a20090000