Barnes, J. G. (2003). Secrets of customer relationship management. Andi.
Chicagoスタイル(17版)引用形式Barnes, James G. Secrets of Customer Relationship Management. Andi, 2003.
MLA(8版)引用形式Barnes, James G. Secrets of Customer Relationship Management. Andi, 2003.
警告: この引用は必ずしも正確ではありません.