Hardman, M. L. (1993). Human exceptionality: Society, school and family (4th.ed.). Allyn and Bacon.
Citace podle Chicago (17th ed.)Hardman, Michael L. Human Exceptionality: Society, School and Family. 4th.ed. Boston: Allyn and Bacon, 1993.
Citace podle MLA (9th ed.)Hardman, Michael L. Human Exceptionality: Society, School and Family. 4th.ed. Allyn and Bacon, 1993.
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