Biehler, R. F. (1971). Psychology applied to teaching. New York: Houghton Mifflin Company.
Chicago Style aipamenaBiehler, Robert F. Psychology Applied to Teaching. New York: Houghton Mifflin Company, 1971.
MLA aipamenaBiehler, Robert F. Psychology Applied to Teaching. New York: Houghton Mifflin Company, 1971.
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