Kurniawati, Renny, Fie Khaeriyah, Ni Nyoman Suarniki, Dini Rusqiati, and Pamungkur Pamungkur. 2022. “Development of the Basic Principles of Management Economics”. International Journal of Business, Economics and Management 5 (4):423-31. https://doi.org/10.21744/ijbem.v5n4.2022.