Rungsoongnern P, Chaiyasit S. The Development of Interactive Multimedia for Learning how to Send Documents and Registration as a Student of Rajamangala University of Technology Isan. RMUTI Journal [Internet]. 2019 Nov. 13 [cited 2024 May 3];13(2):159-71. Available from: https://ph01.tci-thaijo.org/index.php/rmutijo/article/view/213681