APA (7th ed.) Zitazioa

Norris, J. M. (2008). Validity evaluation in language assessment. Peter Lang.

Chicago Style (17th ed.) Zitazioa

Norris, John Michael. Validity Evaluation in Language Assessment. Frankfurt am Main ; New York: Peter Lang, 2008.

MLA (9th ed.) Zitazioa

Norris, John Michael. Validity Evaluation in Language Assessment. Peter Lang, 2008.