Council for Exceptional Children. Division for Children's Communication Development & Pro-Ed (Firm). (1999). Communication disorders quarterly. Pro-Ed.
Chicago-viite (17. p.)Council for Exceptional Children. Division for Children's Communication Development ja Pro-Ed (Firm). Communication Disorders Quarterly. Austin, TX: Pro-Ed, 1999.
MLA-viite (9. p.)Council for Exceptional Children. Division for Children's Communication Development ja Pro-Ed (Firm). Communication Disorders Quarterly. Pro-Ed, 1999.
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