A comparative study of the speech act of refusal, performed by three EFL teachers' groups 2026-02-16T18:39:05+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Addayel, Sameeh A. (Al-Imam Muhammad Ibn Saud Islamic University, College of Languages and Translation, Department of English Language and Literature, 2011)