00322nam a22001337a 450000100060000000300100000600500170001604000140003300800410004710000220008824500240011026000430013430000110017713829MX-SIABUC20260702204519.0  aMX-SIABUC050522s1969    ag x   j            spa d40aPeyrefitte, Roger0 aLos norteamericanos4 aBuenos Aires :bEditorial Sudamericana4 a513 p.