Phomtham N, Wongharn O, Linsai I, Isariyawat C. English Communication Problems in Speaking and Listening of Hotel Staffs in Buriram. JEL [internet]. 2023 Oct. 30 [cited 2025 Jun. 11];1(1):69-83. available from: https://so17.tci-thaijo.org/index.php/JEL/article/view/96