An Observational Study of Small-Group Mathematics Instruction in Elementary Schools

Autor:	Good, Thomas L., Grouws, Douglas A., Mason, DeWayne A., Slavings, Ricky L., Cramer, Kathleen
Zdroj:	American Educational Research Journal, 1990 Dec 01. 27(4), 755-782.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/1163108 Zobrazit plný text záznamu