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. .