Wang, Lixun. “CODE-SWITCHING AND CODE-MIXING IN TRILINGUAL EDUCATION IN HONG KONG: A CASE STUDY”. PUPIL: International Journal of Teaching, Education and Learning 3, no. 2 (October 18, 2019): 124–139. Accessed April 24, 2024. https://grdspublishing.org/index.php/PUPIL/article/view/1379.