Mugableh AI, Alruwaili TF. A longitudinal investigation of the impact of code-switching versus target language only on Saudi EFL students’ written receptive vocabulary knowledge development in terms of breadth. Forum Linguist. Stud. [Internet]. 2023Oct.16 [cited 2024Jul.17];5(3):1719. Available from: https://ojs.acad-pub.com/index.php/FLS/article/view/v5i3.1719