HUMAIROTUL JANNAH; DELLA SARI; DWI SAFITRI; M. MASRUKHAN. PENGARUH PENDAPATAN DAN BIAYA OPERASIONAL TERHADAP LABA BERSIH (STUDI KASUS PT. DARYA-VARIA LABORATORIATBK). Musytari : Jurnal Manajemen, Akuntansi, dan Ekonomi, [S. l.], v. 12, n. 1, p. 11–20, 2024. DOI: 10.8734/musytari.v12i1.8652. Disponível em: https://ejournal.warunayama.org/index.php/musytarineraca/article/view/8652. Acesso em: 2 aug. 2025.