Tohutoro APA (7th ed.)
Heward, W. (2000). Exceptional children: An introduction to special education (6th.ed.). Merrill.
Tohutoru Kātū Chicago (17th ed.)
Heward, William. Exceptional Children: An Introduction to Special Education. 6th.ed. New Jersey: Merrill, 2000.
Tohutoro MLA (9th ed.)
Heward, William. Exceptional Children: An Introduction to Special Education. 6th.ed. Merrill, 2000.
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