APA引文

Sharp, D. (2009). Customer Relationship Management Systems Handbook. CRC Press.

Trích dẫn kiểu Chicago

Sharp, Duane. Customer Relationship Management Systems Handbook. CRC Press, 2009.

MLA引文

Sharp, Duane. Customer Relationship Management Systems Handbook. CRC Press, 2009.

警告：這些引文格式不一定是100％准確.