Butts, R. F. (1955). A cultural history of Western education: Its social and intellectual foundations (2nd ed.). McGraw-Hill.
Παραπομπή σε μορφή Chicago (17η εκδ.)Butts, R. Freeman. A Cultural History of Western Education: Its Social and Intellectual Foundations. 2nd ed. New York: McGraw-Hill, 1955.
Παραπομπή σε μορφή MLA (9th εκδ.)Butts, R. Freeman. A Cultural History of Western Education: Its Social and Intellectual Foundations. 2nd ed. McGraw-Hill, 1955.
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