American Educational Research Association & Harris, C. W. (1960). Encyclopedia of educational research: A project of the American Educational Research Association (Third edition.). Macmillan.
Chicago-viite (17. p.)American Educational Research Association ja Chester W. Harris. Encyclopedia of Educational Research: A Project of the American Educational Research Association. Third edition. New York: Macmillan, 1960.
MLA-viite (9. p.)American Educational Research Association ja Chester W. Harris. Encyclopedia of Educational Research: A Project of the American Educational Research Association. Third edition. Macmillan, 1960.
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