FITRIANA, Selsabella; DARMAWAN, Rahmat; UTAMI, Heryanti; FEDRINA, Rezka; AGUSTIN, Revi. Analysis of Customer Relationship Management (CRM) System in Sales of Plus Hajj Product in PT. Fajrul Ikhsan Wisata (ESQ Tours Travel). ICHELSS: International Conference on Humanities, Education, Law, and Social Sciences, [S. l.], v. 2, n. 1, p. 953–961, 2022. Disponível em: https://journal.unj.ac.id/unj/index.php/hispisi/article/view/31004. Acesso em: 21 nov. 2024.