Dyfyniad APA

Bond, G. L. (1979). Reading difficulties: Their diagnosis and correction (4ª ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Bond, Guy L. Reading Difficulties: Their Diagnosis and Correction. 4ª ed. Prentice Hall, 1979.

Dyfyniad MLA

Bond, Guy L. Reading Difficulties: Their Diagnosis and Correction. 4ª ed. Prentice Hall, 1979.

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