Hermawan H, Hadrillah T. PENGARUH GROSS PROFIT MARGIN OPERATING PROFIT MARGIN NET PROFIT MARGIN TERHADAP HARGA SAHAM. PROSIDING SENANTIAS: seminar nas.has.penelit. dan pengabdi.kpd.masy. [Internet]. 2023 Jul. 31 [cited 2024 Dec. 22];4(1):1134-43. Available from: https://openjournal.unpam.ac.id/index.php/Senan/article/view/33847