Ginting, Lea Nesta Vebina Br, Christoffel Kojo, and Merinda H. Ch. Pandowo. “Pengaruh Standar Operasional Prosedur (SOP), Work-Life Balance, Dan Lingkungan Kerja Terhadap Kinerja Karyawan PT Jamkrindo Cabang Manado”. Surplus: Jurnal Ekonomi dan Bisnis 5, no. 1 (August 19, 2026): 1484–1498. Accessed October 23, 2026. https://yptb.org/index.php/sur/article/view/2513.