Gaya APA
G.Barnes, J. (2021).
Secrets Of Customer Relationship Management (Rahasia Manajemen Hubungan Pelanggan) (1).
SURABAYA:
Andi Publisher.
Gaya MLA
G.Barnes, James.
"Secrets Of Customer Relationship Management (Rahasia Manajemen Hubungan Pelanggan)".
1
SURABAYA:
Andi Publisher,
2021.
Text.