Loo, Kelly, and Norhaidah Mohd Asrah. “Survey on Customer Satisfaction Towards Courier Services in Johor”. Enhanced Knowledge in Sciences and Technology 2, no. 2 (November 29, 2022): 186–196. Accessed July 18, 2024. https://publisher.uthm.edu.my/periodicals/index.php/ekst/article/view/5239.