Dyfyniad APA

Orton Dyslexia Society & International Dyslexia Association. (1982). Annals of dyslexia: [an interdisciplinary journal of the Orton Dyslexia Society]. Orton Dyslexia Society.

Dyfyniad Arddull Chicago

Orton Dyslexia Society and International Dyslexia Association. Annals of Dyslexia: [an Interdisciplinary Journal of the Orton Dyslexia Society]. Baltimore, Md.: Orton Dyslexia Society, 1982.

Dyfyniad MLA

Orton Dyslexia Society and International Dyslexia Association. Annals of Dyslexia: [an Interdisciplinary Journal of the Orton Dyslexia Society]. Orton Dyslexia Society, 1982.

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