Dyfyniad APA
Crawley, S. J., & Merritt, K. (2009). Remediating reading difficulties (5th ed.). McGraw-Hill.
Dyfyniad Arddull Chicago
Crawley, Sharon J., and King Merritt. Remediating Reading Difficulties. 5th ed. Boston: McGraw-Hill, 2009.
Dyfyniad MLA
Crawley, Sharon J., and King Merritt. Remediating Reading Difficulties. 5th ed. McGraw-Hill, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.