Sutanpri, Sutanpri, Willy Abdillah, Muhartini Salim, and Rina Suthia Hayu. 2025. “Spiritual Leadership, Internal Marketing, and Organizational Citizenship Behavior: A Conceptual Review for Islamic Educational Institutions”. Strata Business Review 3 (2):72-81. https://doi.org/10.59631/sbr.v3i2.415.