Tongkhan J, Surat M. The Development of the Measurement Instruments of the Media Literacy Skills in the 21st Century for 6th Grade Students in Nongbualamphu Province: The Development of the Measurement Instruments of the Media Literacy Skills in the 21st Century for 6th Grade Students in Nongbualamphu Province. rtnb [internet]. 2023 Apr. 30 [cited 2025 Aug. 13];5(1):142-55. available from: https://so07.tci-thaijo.org/index.php/rtnb/article/view/2503