Gaya APA

Pratama, I, P, A, E. (2019). CUSTOMER RELATIONSHIP MANAGEMENT (CRM) : Teori dan Praktek Berbasis Open Source . Bandung: INFORMATIKA.

Gaya MLA

Pratama, I, Putu, Agus, Eka. "CUSTOMER RELATIONSHIP MANAGEMENT (CRM) : Teori dan Praktek Berbasis Open Source". Bandung: INFORMATIKA, 2019. Text.