A Suggested Program for Teaching the Function Concepts in High School Algebra

Autor:	Hendershot, W. G.
Zdroj:	The Mathematics Teacher, 1946 Mar 01. 39(3), 121-126.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/27953072 Zobrazit plný text záznamu