Dyfyniad APA

Blass, L., & Laurie Blass. (2007). Quest 2: Listening and speaking. New York, NY: McGraw-Hill.

Dyfyniad Arddull Chicago

Blass, Laurie, và Laurie Blass. Quest 2: Listening and Speaking. New York, NY: McGraw-Hill, 2007.

Dyfyniad MLA

Blass, Laurie, và Laurie Blass. Quest 2: Listening and Speaking. New York, NY: McGraw-Hill, 2007.

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