Ong, Emily S., William Tan Koh, and Angela Teo. 2023. “CODE-SWITCHING IN SINGAPOREAN ESL CLASSROOMS: HOW IT AFFECTS CLASSROOM DISCOURSE AND STUDENT UNDERSTANDING”. African Journal of Emerging Issues 5 (13), 10 - 24. https://ajoeijournals.org/sys/index.php/ajoei/article/view/472.