The State of Knowledge Pertaining to Selection of Cost-Effective Training Methods and Media (Technical Report No. 73-13) Ronald W. Spangenberg Yair Riback Harold L. Moon

Autor:	Bretz, Rudy
Zdroj:	Educational Technology, 1974 May 01. 14(5), 62-64.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/44420867 Zobrazit plný text záznamu