Class Differences in the Effects of Impulsivity, Goal Orientation, and Verbal Expression on an Object-Sorting Task

Autor:	Kaplan, Marvin L., Mandel, Steven
Zdroj:	Child Development, 1969 Jun 01. 40(2), 491-502.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/1127417 Zobrazit plný text záznamu