Showing 1 - 2 results of 2 Zend_Feed_Writer 2 (http://framework.zend.com) https://catalogo.uni.edu.ni/Search/Results?sort=last_indexed+desc&limit=50&lookfor=%22RAZONAMIENTO.+I.+Ti%CC%81t.%22&type=Subject 2 0 50 Fri, 01 Jan 1965 02:00:00 -0600 https://catalogo.uni.edu.ni/Record/7915 https://catalogo.uni.edu.ni/Record/7915 Polya, G. Section = Libro 1965 Polya, G. 0 Mon, 01 Jan 1979 02:00:00 -0600 https://catalogo.uni.edu.ni/Record/7368 https://catalogo.uni.edu.ni/Record/7368 National Council of Teachers of Matematics Section = Libro 1979 National Council of Teachers of Matematics 0