Anggoro, Y., Zahroh, A. , Rahman, A. , Selan, S. dan Attruk, M.F.H. 2025. Preparation of standard operational procedures for finance, human resources and marketing at PT SMS Malang. Arus Jurnal Sosial dan Humaniora. 5, 3 (Des 2025), 4759–4765. DOI:https://doi.org/10.57250/ajsh.v5i3.2000.