@book{1094160,
	author = {GREENBERG (Paul)},
	title = {Customer Relationship Management at the Speed of Light: Social CRM Strategies, Tools and Techniques for Engaging Your Cusomers},
	publisher = {Tata McGraw-Hil Publication Company Limited . Delhi},
	year = {2010},
	address = {New Delhi},
	edition = {4th}
}