APA Style
Buttle, F., Subiyanto, A. (2006).
Customer Relationship Manager (Manajemen Hubungan Pelanggan) (Ed. 1, Cet. 10).
Malang:
Bayumedia Publishing.
MLA Style
Buttle, Francis., Subiyanto, Arief.
"Customer Relationship Manager (Manajemen Hubungan Pelanggan)".
Ed. 1, Cet. 10
Malang:
Bayumedia Publishing,
2006.
.