APA Style

Barnes, James G.. (2001). Secrets of customer relationship management rahasia manajemen hubungan pelanggan . Yogyakarta: Andi.

Chicago Style

Barnes, James G.. Secrets of customer relationship management rahasia manajemen hubungan pelanggan. Yogyakarta: Andi, 2001. Text.

MLA Style

Barnes, James G.. Secrets of customer relationship management rahasia manajemen hubungan pelanggan. Yogyakarta: Andi, 2001. Text.

Turabian Style

Barnes, James G.. Secrets of customer relationship management rahasia manajemen hubungan pelanggan. Yogyakarta: Andi, 2001. Print.