Mohd Noor, Abdullah Zawawi, Mohd Ridhuan Tee Abdullah, Zamri Chik, and Rahimah Embong. 2023. “The Validity and Constructive Reliability of The Drug Addiction in The Malay and Chinese Communities”. International Journal of Academic Research in Progressive Education and Development 12 (2). https://ijarped.com/index.php/journal/article/view/1281.