Puspawati, D., Abas, N. I. and Wahyuddin, M. (2020) “Pembuatan Sistem Manifestasi Data Jamaah Umroh Pada Biro Umroh dan Haji Khusus Al Hijrah Tour Travel”, Prosiding University Research Colloquium, pp. 150–154. Available at: https://repository.urecol.org/index.php/proceeding/article/view/978 (Accessed: 19 May 2024).