IR. OMRY PANGARIBUAN, MM. PENERAPAN JUST IN TIME (JIT) PADA PROSES PRODUKSI NEWSLETTER DI SEVEN EAST ADVERTISING MEDAN. Jurnal Sains dan Teknologi ISTP, [S. l.], v. 15, n. 1, p. 12–25, 2021. DOI: 10.59637/jsti.v15i1.60. Disponível em: https://ejurnal.istp.ac.id/index.php/jsti/article/view/60. Acesso em: 24 jul. 2025.