<BUTTLE, F. Manajemen hubungan pelanggan. Bayumedia Pub.
Chicago Style (17th ed.) Citation<BUTTLE, Francis>. Manajemen Hubungan Pelanggan. Bayumedia Pub.
MLA (8th ed.) Citation<BUTTLE, Francis>. Manajemen Hubungan Pelanggan. Bayumedia Pub.
Warning: These citations may not always be 100% accurate.