Desria Marpaung, Pipin, Jholant Bringg Luck Amelia Br Sinaga, and Edward -. “EFFECT OF CAPITAL STRUCTURE ON THE PROFITABILITY OF MANUFACTURING COMPANIES”. Jurnal Ipteks Terapan 15, no. 2 (June 2, 2021): 140–147. Accessed December 1, 2024. http://291726.ochkinterhk.tech/index.php/jit/article/view/217.