SUTOMO, Felisia. SIX SIGMA AND QUALITY COST ANALYSIS IN IMPROVING PROFIT. JOURNAL OF APPLIED MANAGERIAL ACCOUNTING, [S. l.], v. 5, n. 1, p. 75–80, 2021. DOI: 10.30871/jama.v5i1.2739. Disponível em: https://jurnal.polibatam.ac.id/index.php/JAMA/article/view/2739. Acesso em: 14 mar. 2025.