Gaya APA
Pratama, I, P, A, E. (2019).
CUSTOMER RELATIONSHIP MANAGEMENT (CRM) TEORI DAN PRAKTEK BERBASIS OPEN SOURCE .
Yogyakarta:
Informatika.
Gaya MLA
Pratama, I, Putu, Agus, Eka.
"CUSTOMER RELATIONSHIP MANAGEMENT (CRM) TEORI DAN PRAKTEK BERBASIS OPEN SOURCE".
Yogyakarta:
Informatika,
2019.
Text.