LARSEN-FREEMAN, D., & LONG, M. H. (1999). An introduction to second language acquisition research. Longman.
Dyfyniad Arddull ChicagoLARSEN-FREEMAN, Diane, and Michael H. LONG. An Introduction to Second Language Acquisition Research. London: Longman, 1999.
Dyfyniad MLALARSEN-FREEMAN, Diane, and Michael H. LONG. An Introduction to Second Language Acquisition Research. Longman, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.