Hapsila A, Budiyanto B. THE INFLUENCE OF OPERATIONAL COSTS, INCOME AND INVENTORY ON PROFITS AT PT. PAPADAAN PERDANA . ICOBUSS [Internet]. 2023Dec.27 [cited 2024May16];3(1):20-8. Available from: https://debian.stiesia.ac.id/index.php/icobuss1st/article/view/339