Wisetsa, A. , Eviana, N. and Achmadi, R. (2021) “Effectiveness of Promotional Media Using EPIC Model (A Case Study in Al Qadri Umrah and Hajj Bureau in Jakarta)”, International Journal of Sciences: Basic and Applied Research (IJSBAR), 56(1), pp. 322–334. Available at: https://www.gssrr.org/JournalOfBasicAndApplied/article/view/12217 (Accessed: 4 December 2025).