Autor:	Bayne, G. Keith, Clous, Carl E., Pierre, Robert G. St., Anderson, Richard B., Proper, Elizabeth C., Stebbins, Linda B., Becker, Wesley C., Pink, William T., Hoeschler, Parki, Englemann, Siegfried, Kapel, David E., Molina, José E. Vega, Lunney, Gerald H., Winkler, Nick, Banta, Trudy W., Stanley, Julian C.
Zdroj:	The Phi Delta Kappan, 1978 Jun 01. 59(10), 729-732.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/20299187 Zobrazit plný text záznamu