Abdullah Zawawi RA, Hussin AZ. Reliability and Validity of the Instrument for Measuring Malaysian Polytechnic English Language Educators’ Perception Towards the CEFR Implementation. PR [Internet]. 2024 Dec. 11 [cited 2026 Oct. 1];6:85-100. Available from: https://e-journal.uum.edu.my/index.php/pr/article/view/26070