Kauffman, J. M. (1997). Characteristics of emotional and behavioral disorders of children and youth (6th ed.). Merrill.
Lua i Stíl Chicago (17ú heag.)Kauffman, James M. Characteristics of Emotional and Behavioral Disorders of Children and Youth. 6th ed. Upper Saddle River, N.J: Merrill, 1997.
Lua MLA (9ú heag.)Kauffman, James M. Characteristics of Emotional and Behavioral Disorders of Children and Youth. 6th ed. Merrill, 1997.
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