(2003). Practical English language teaching. New York, NY: McGraw-Hill/Contemporary.
Dyfyniad Arddull ChicagoPractical English Language Teaching. New York, NY: McGraw-Hill/Contemporary, 2003.
Dyfyniad MLAPractical English Language Teaching. New York, NY: McGraw-Hill/Contemporary, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.