Não informado. (1969). Educational Philosophy and Theory. New South Wales University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Educational Philosophy and Theory. Randwick, Australia: New South Wales University Press, 1969.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Educational Philosophy and Theory. New South Wales University Press, 1969.
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