Harris, I. D. (1961). Emotional blocks to learning: A study of the reasons for failure in school. Free Press of Glencoe.
Style de citation Chicago (17e éd.)Harris, Irving D. Emotional Blocks to Learning: A Study of the Reasons for Failure in School. [New York]: Free Press of Glencoe, 1961.
Style de citation MLA (8e éd.)Harris, Irving D. Emotional Blocks to Learning: A Study of the Reasons for Failure in School. Free Press of Glencoe, 1961.
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