Dyfyniad APA

Council for Exceptional Children. Division for Children's Communication Development & Pro-Ed (Firm). (1999). Communication disorders quarterly. Pro-Ed.

Dyfyniad Arddull Chicago

Council for Exceptional Children. Division for Children's Communication Development and Pro-Ed (Firm). Communication Disorders Quarterly. Austin, TX: Pro-Ed, 1999.

Dyfyniad MLA

Council for Exceptional Children. Division for Children's Communication Development and Pro-Ed (Firm). Communication Disorders Quarterly. Pro-Ed, 1999.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.