Duangsri N, Akakul T, Ugsornwong R. A Development of PQ4R technique on English Reading Comprehension Skills of Mattayomsuksa II Students at Bannakhampakhad School under Yasothon Primary Educational Service Area Office 1. ubonreseva [internet]. 2023 Jun. 13 [cited 2026 Oct. 3];12(1):13-24. available from: https://so06.tci-thaijo.org/index.php/ubonreseva/article/view/260124