Dyfyniad APA

Ellis, R. (2012). Understanding second language acquisition. Oxford University Press.

Dyfyniad Arddull Chicago

Ellis, Rod. Understanding Second Language Acquisition. Oxford ; New York: Oxford University Press, 2012.

Dyfyniad MLA

Ellis, Rod. Understanding Second Language Acquisition. Oxford University Press, 2012.

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