Wallace, J. G. (1966). Concept growth and the education of the child: A survey of research on conceptualization (Reprint.). Nat. Foundation for Educational Research.
Chicago-Zitierstil (17. Ausg.)Wallace, John Gilbert. Concept Growth and the Education of the Child: A Survey of Research on Conceptualization. Reprint. Slough: Nat. Foundation for Educational Research, 1966.
MLA-Zitierstil (9. Ausg.)Wallace, John Gilbert. Concept Growth and the Education of the Child: A Survey of Research on Conceptualization. Reprint. Nat. Foundation for Educational Research, 1966.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.