00468nam a22001817a 450000100060000000300100000600500170001604000140003300800410004702000180008810000230010624500610012925000070019026000260019730000110022365000170023470000350025110467MX-SIABUC20260702204158.0  aMX-SIABUC050624s2002    sp x   j            spa d  a84-481-3632-240aSamuelson, Paul A.0 aEconomía/cpor Paul A. Samuelson y William D. Nordhaus4 a174 aMadrid :bMcGraw-Hill4 a701 p.  a1.ECONOMÍA4 aI.Nordhaus, William D., coaut.