Brubacher, J. S. (1947). A history of the problems of education. McGraw-Hill Book Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBrubacher, John Seiler. A History of the Problems of Education. New York and London: McGraw-Hill Book Company, 1947.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBrubacher, John Seiler. A History of the Problems of Education. McGraw-Hill Book Company, 1947.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.