Dyfyniad APA

Blass, L. (2007). Quest: Listening and speaking. Boston: McGraw-Hill.

Dyfyniad Arddull Chicago

Blass, Laurie. Quest: Listening and Speaking. Boston: McGraw-Hill, 2007.

Dyfyniad MLA

Blass, Laurie. Quest: Listening and Speaking. Boston: McGraw-Hill, 2007.

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