APA引文

 Vee, J. (2008).  Gravitational marketing: The science of attracting customers.  John Wiley & Sons.

Trích dẫn kiểu Chicago

 Vee, Jimmy.  Gravitational Marketing: The Science of Attracting Customers.  John Wiley & Sons, 2008.

MLA引文

 Vee, Jimmy.  Gravitational Marketing: The Science of Attracting Customers.  John Wiley & Sons, 2008.

警告：这些引文格式不一定是100％准确.