00285nas a2200121Ia 4500008004100000040001000041041000700051044000700058082001100065245001100076260005400087300002200141160115c99999999ec ||||||||||||   ||spa||  aCCENA  aEs  aUS  aHE9832  aMester  aLos AngelesbUniversity of Californiacenero 1979  aVol. VIII Nº (1)