APA način citiranja

Greenberg, P. (2010). CRM at the speed of light: Fouth edition ; Social crm strategies, tools and techniques for engaging your customers (4 edition.).

Čikaški stil citiranja

Greenberg, Paul. CRM at the Speed of Light: Fouth Edition ; Social Crm Strategies, Tools and Techniques for Engaging Your Customers. 4 edition. Tata Mc Graw Hill: New Delhi, 2010.

MLA način citiranja

Greenberg, Paul. CRM at the Speed of Light: Fouth Edition ; Social Crm Strategies, Tools and Techniques for Engaging Your Customers. 4 edition. 2010.