NOOR, M. M.; SUYURNO, S. S.; SAIRI, F. M. Badiuzzaman Said Nursi’s Approach to Effective Da’wah Management: The Role of Eye Contact, Facial Expressions and Body Gestures in Information Delivery. Information Management and Business Review, v. 16, n. 4(S)I, p. 207-215, 26 Nov. 2024.