Gunawan T, Budiawan A. The Effect of Self-Management Practice and Non-Physical Work Environment on Work Productivity in PT. Central Mega Kencana (Frank & Co). jiip [Internet]. 2023Feb.2 [cited 2025Jun.15];6(2):1192-5. Available from: http://www.jiip.stkipyapisdompu.ac.id/jiip/index.php/JIIP/article/view/1623