Kunna P, Sukavatee P. STUDY OF THE USE OF MULTIMEDIA FOR ENGLISH TEACHERS IN SPECIAL PURPOSE SCHOOLS IN NORTHERN REGION. OJED [Internet]. 2017 Mar. 31 [cited 2024 May 3];12(1):558-72. Available from: https://so01.tci-thaijo.org/index.php/OJED/article/view/234538