BASIS PENGAMBILAN KEPUTUSAN MANAJERIAL: PENDEKATAN ANALISIS BIAYA DIFERENSIAL DAN CONTRIBUTION MARGIN. Jurnal Manajemen & Pendidikan [JUMANDIK], [S. l.], v. 5, n. 1, p. 52–63, 2026. DOI: 10.58174/85tnpv36. Disponível em: https://journal.lap4bangsa.org/index.php/jumandik/article/view/797. Acesso em: 6 oct. 2026.