Dyfyniad APA

(2012). Research methods in second language acquisition: A practical guide. West Sussex: Wiley-Blackwell.

Dyfyniad Arddull Chicago

Research Methods in Second Language Acquisition: A Practical Guide. West Sussex: Wiley-Blackwell, 2012.

Dyfyniad MLA

Research Methods in Second Language Acquisition: A Practical Guide. West Sussex: Wiley-Blackwell, 2012.

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