Knight, E. W. (1952). Fifty years of American education: A historical review and critical appraisal. Ronald Press Company.
Citace podle Chicago (17th ed.)Knight, Edgar Wallace. Fifty Years of American Education: A Historical Review and Critical Appraisal. New York: Ronald Press Company, 1952.
Citace podle MLA (9th ed.)Knight, Edgar Wallace. Fifty Years of American Education: A Historical Review and Critical Appraisal. Ronald Press Company, 1952.
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