Cruickshank,William M. (1963). Psychology of exceptional children and youth (2nd ed.). Prentice-Hall.
Chicago-viite (17. p.)Cruickshank,William M. Psychology of Exceptional Children and Youth. 2nd ed. London: Prentice-Hall, 1963.
MLA-viite (9. p.)Cruickshank,William M. Psychology of Exceptional Children and Youth. 2nd ed. Prentice-Hall, 1963.
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