First We Start with Some Different Assumptions: What Open Education Is All About

Autor:	Barth, Roland S.
Zdroj:	Music Educators Journal, 1974 Apr 01. 60(8), 25-32.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/3394582 Zobrazit plný text záznamu