Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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