Foster, E. D., & Hughes, J. L. The new education encyclopaedia: A thoroughly modern work designed to meet the needs of every age.
Παραπομπή Chicago StyleFoster, Ellsworth D., και James Laughlin Hughes. The New Education Encyclopaedia: A Thoroughly Modern Work Designed to Meet the Needs of Every Age. New Delhi, Akashdeep Publishing House.
Παραπομπή MLAFoster, Ellsworth D., και James Laughlin Hughes. The New Education Encyclopaedia: A Thoroughly Modern Work Designed to Meet the Needs of Every Age.
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