(1990). Mosaic II: A listening/speaking skill book. New York: McGraw-Hill.
Dyfyniad Arddull ChicagoMosaic II: A Listening/speaking Skill Book. New York: McGraw-Hill, 1990.
Dyfyniad MLAMosaic II: A Listening/speaking Skill Book. New York: McGraw-Hill, 1990.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.