Laosena T, Gesthanakorn P, Raksaphet P. THE COMPARISON OF LEARNING OUTCOMES WRITING SKILLS AND LEARNING ENGLISH RETENTION USING ENGLISH WRITING PACKAGES WITH TASK-BASED LEARNING TECHNIQUE AND CONCEPT MAPPING TECHNIQUE FOR MATHAYOMSUKSA 2 STUDENTS. jhsmbuisc [internet]. 2024 Aug. 23 [cited 2026 Sep. 12];5(2):17-29. available from: https://so06.tci-thaijo.org/index.php/jhsmbuisc/article/view/271888