Gaya APA
BUTTLE, F. (0).
Customer Relationship Management (Manajemen Hubungan Pelanggan): Concepts and Tools (1).
Amsterdam:
Elsevier.
Gaya MLA
BUTTLE, Francis.
"Customer Relationship Management (Manajemen Hubungan Pelanggan): Concepts and Tools".
1
Amsterdam:
Elsevier,
0.
Printed.