Aryadoust, V. (2013). Building a validity argument for a listening test of academic proficiency. Cambridge Scholars Pub..
Lua i Stíl Chicago (17ú heag.)Aryadoust, Vahid. Building a Validity Argument for a Listening Test of Academic Proficiency. Newcastle, Neb.: Cambridge Scholars Pub., 2013.
Lua MLA (9ú heag.)Aryadoust, Vahid. Building a Validity Argument for a Listening Test of Academic Proficiency. Cambridge Scholars Pub., 2013.
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