ศรีฟ้า ก. When Technology Changes…Communication has also Changed, Develop Communication with Letters from Paper to Online. commartsreviewsiamu [Internet]. 2018 Dec. 1 [cited 2024 May 19];17(23):82-90. Available from: https://so05.tci-thaijo.org/index.php/commartsreviewsiamu/article/view/169421