Autor:	Garry, Ralph, Tyler, I. Keith, Carskadon, Thomas R., Bretz, Rudy, Crothers, George, Goldenson, Robert, Harris, Dale, Homme, Paul, Maccoby, Eleanor, Reed, Paul, Shayon, Robert Lewis
Zdroj:	The Journal of Education, 1957 Oct 01. 140(1), 1-39.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/42750361 Zobrazit plný text záznamu