Wilds, E. H., & Lottich, K. V. (1961). The foundations of modern education (3d ed.). Holt, Rinehart and Winston.
Чикаго-гийн эшлэл (17 дахь хэвлэлт)Wilds, Elmer Harrison, ба Kenneth V. Lottich. The Foundations of Modern Education. 3d ed. New York: Holt, Rinehart and Winston, 1961.
MLA -ийн эшлэл (9 дэх хэвлэлт)Wilds, Elmer Harrison, ба Kenneth V. Lottich. The Foundations of Modern Education. 3d ed. Holt, Rinehart and Winston, 1961.