Blass, L. (2000). Quest: Listening and speaking in the academic work. Boston: McGraw-Hill.
Dyfyniad Arddull ChicagoBlass, Laurie. Quest: Listening and Speaking in the Academic Work. Boston: McGraw-Hill, 2000.
Dyfyniad MLABlass, Laurie. Quest: Listening and Speaking in the Academic Work. Boston: McGraw-Hill, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.