Anderson, C. W. (1981). VAK tasks for vocabulary and spelling. Educators Pub. Service.
Dyfyniad Arddull ChicagoAnderson, C. Wilson. VAK Tasks for Vocabulary and Spelling. Cambridge, Mass.: Educators Pub. Service, 1981.
Dyfyniad MLAAnderson, C. Wilson. VAK Tasks for Vocabulary and Spelling. Educators Pub. Service, 1981.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.