00647cam a22002174a 4500003001000000005001700010008004100027040002500068041000800093044000700101080000700108100003000115245003100145260003600176650002900212655002300241942001200264945002100276999001700297952011500314AR-SsjUIB20250710155051.0250429s1975    ag            000 0 spa d  aAR-SsjUIBcAR-SsjUIB0 aspa  aag  a511 aHeywood, Arthur H.91449910aMatemática para adultos.  aBuenos Aires :bMarymar,c1975. 7aMatemáticas2lemb9299 7aLibro2unescot914  cLB2cdu  adbfid1998-06-12  c12085d12085  00102cdu4070aINGbINGd2025-07-10eComprai392l0o51 HEYpBFI.392r2025-07-10 00:00:00t1w2025-07-10yLB