Al-Shorafat, Mohamad, and Mohammed Farghal. “Multiple Wh-Question in Arabic”. Al-Balqa Journal for Research and Studies 5, no. 1 (June 30, 1997): 105–135. Accessed October 10, 2026. https://ajrs.ammanu.edu.jo/ojs/index.php/albalqajournal/article/view/505.