Iman Syafrizal, a. (2011). Relationship management dalam penanganan pengaduan internasional permasalahan sistem informasi manajement keimigrasian pada Kantor Pusat Direktorat Jenderal Imigrasi = Analysis of the respondence perception of Implementation of Customer Relationship Management (CRM) application in handling internal complaint of the problem in immigration information management system on the Headquarter of Directorate General of immigration. Universitas Indonesia.

Iman Syafrizal, author. Relationship Management Dalam Penanganan Pengaduan Internasional Permasalahan Sistem Informasi Manajement Keimigrasian Pada Kantor Pusat Direktorat Jenderal Imigrasi = Analysis of the Respondence Perception of Implementation of Customer Relationship Management (CRM) Application in Handling Internal Complaint of the Problem in Immigration Information Management System On the Headquarter of Directorate General of Immigration. Universitas Indonesia, 2011.

Iman Syafrizal, author. Relationship Management Dalam Penanganan Pengaduan Internasional Permasalahan Sistem Informasi Manajement Keimigrasian Pada Kantor Pusat Direktorat Jenderal Imigrasi = Analysis of the Respondence Perception of Implementation of Customer Relationship Management (CRM) Application in Handling Internal Complaint of the Problem in Immigration Information Management System On the Headquarter of Directorate General of Immigration. Universitas Indonesia, 2011.