Mathematics Achievement in U.S. Schools: Preliminary Findings from the Second IEA Mathematics Study

Autor:	Travers, Kenneth J., McKnight, Curtis C.
Zdroj:	The Phi Delta Kappan, 1985 Feb 01. 66(6), 407-413.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/20387372 Zobrazit plný text záznamu