Putri Dian Antika, and Jauharotina Alfadhilah. “Effectiveness of Travel Administration Management in Meeting the Requirements for Organizing Hajj and Umrah in Improving Congregation Services”. Kawakib: Journal of Multidisciplinary Research 2, no. 3 (April 25, 2026): 104–112. Accessed June 11, 2026. https://www.kawakib.kjii.org/index.php/i/article/view/41.