APA način citiranja (7. izdanje)

Greenberg, P. (2010). CRM At the Speed of Light (4th.). TMH.

Čikaški stil citiranja (17. izdanje)

Greenberg, Paul. CRM At the Speed of Light. 4th. TMH, 2010.

MLA način citiranja (9. izdanje)

Greenberg, Paul. CRM At the Speed of Light. 4th. TMH, 2010.