Newell, F., & Lemon, K. N. (2001). Wireless rules: New marketing strategies for customer relationship management anytime, anywhere. New York: McGraw-Hill.
Παραπομπή Chicago StyleNewell, Frederick, και Katherine N. Lemon. Wireless Rules: New Marketing Strategies for Customer Relationship Management Anytime, Anywhere. New York: McGraw-Hill, 2001.
Παραπομπή MLANewell, Frederick, και Katherine N. Lemon. Wireless Rules: New Marketing Strategies for Customer Relationship Management Anytime, Anywhere. New York: McGraw-Hill, 2001.
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