01308nam a2200289Ia 4500 118066 BIBL 20160527184624.0 860618s1963 dcu 000 0 spa d (OCoLC)13742917 PIT PIT PUXA QA11 .R4218 1960 Regional Orientation Conferences in Mathematics (1960 Philadelphia, etc.) Regional Orientation Conferences in Mathematics (1960 Philadelphia, etc.) 268283 Local Regional Orientation Conferences in Mathematics (1960 Philadelphia, etc.) The revolution in school mathematics. Spanish La revolución en las metemáticas escolares sponsored by National Council of Teachers in Mathematics. [Washington] Departamento de Asuntos Cientéfixos, Unión Panamericana 1963. viii, 100 p. Serie de matemática no.1 Sponsored by National Council of Teachers in Mathematics. Translation of: The revolution in school mathematics. Mathematics Study and teaching. 132758 Local National Council of Teachers of Mathematics. cn 141253 Local Colección de monografias cientificas. Series matemática monografia no. 1. 98797 98797 0 0 0 510_700000000000000_P187R2_E 0 evl 61631 10 10 1 2016-05-27 178916 0 510.7 P187r2 E 80000001274383 2016-05-27 00:00:00 r:118066 z:NCC:D 6