Greenberg, P. (2010). CRM At the Speed of Light (4th.). TMH.
Chicago Style (17th ed.) CitationGreenberg, Paul. CRM At the Speed of Light. 4th. TMH, 2010.
MLA引文Greenberg, Paul. CRM At the Speed of Light. 4th. TMH, 2010.
警告：這些引文格式不一定是100％准確.
APA引文