Septyawan, Dicky Aditya, and Hasan Ubaidillah. ‚ÄúCommunication in Employee Productivity in Transportation Service Companies‚ÄĚ. Academia Open 8, no. 1 (June 26, 2023): 10.21070/acopen.8.2023.4100. Accessed December 9, 2023. https://acopen.umsida.ac.id/index.php/acopen/article/view/4100.