Harris, I. D. (1961). Emotional blocks to learning: A study of the reasons for failure in school. Free Press of Glencoe.
Chicago-Zitierstil (17. Ausg.)Harris, Irving D. Emotional Blocks to Learning: A Study of the Reasons for Failure in School. [New York]: Free Press of Glencoe, 1961.
MLA-Zitierstil (8. Ausg.)Harris, Irving D. Emotional Blocks to Learning: A Study of the Reasons for Failure in School. Free Press of Glencoe, 1961.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.