00729cam a22002294a 4500003001000000005001700010008004100027020001500068040002500083041000800108044000700116080000700123100002600130245004200156260006900198650002900267655002300296942001200319945002100331999001700352952013000369AR-SsjUIB20250716140218.0250429s1983 uy 000 0 spa d a9233021424 aAR-SsjUIBcAR-SsjUIB0 aspa auy a511 aMorris, Robert91450710aEstudios en educación matemática. aMontevideo :bOficina Regional de Ciencia y Tecnología,c1983. 7aMatemáticas2lemb9299 7aLibro2unescot914 cLB2cdu adbfid1998-06-12 c12096d12096 00102cdu3v. IV4070aINGbINGd2025-07-10eCompraiING.814l0o51 MORe IVpING.814r2025-07-10 00:00:00t1w2025-07-10yLB