APA Style

Greenberg, Paul. (2009). CRM at the speed of light : social CRM strategies, tools, and techniques for engaging your costumer (4th ed). New York: McGraw-Hill.

Chicago Style

Greenberg, Paul. CRM at the speed of light : social CRM strategies, tools, and techniques for engaging your costumer. 4th ed New York: McGraw-Hill, 2009. Text.

MLA Style

Greenberg, Paul. CRM at the speed of light : social CRM strategies, tools, and techniques for engaging your costumer. 4th ed New York: McGraw-Hill, 2009. Text.

Turabian Style

Greenberg, Paul. CRM at the speed of light : social CRM strategies, tools, and techniques for engaging your costumer. 4th ed New York: McGraw-Hill, 2009. Print.