00426nam a2200169Ia 450000500170000000800410001703700110005808200230006910000220009210000200011424500150013425000120014926000350016130000260019665000130022265000210023520260814110247.0260814t1990    xx            000 0 und d  acompra  aBIB/03.01.01/05963  aNordhaus, William  aSamuelson, Paul 0aEconomía  a13a. ed  aMadrid :bMcGraw-Hill,  c1990  a2 tb. : grafs., tbls  aECONOMIA  aTEORIA ECONOMICA