Whiteley Richard C. & Hessan Diane. (1996). Customer centered growth: Five proven strategies for building competitive advantage. Addison-Wesley.
Παραπομπή σε μορφή Chicago (17η εκδ.)Whiteley Richard C. και Hessan Diane. Customer Centered Growth: Five Proven Strategies for Building Competitive Advantage. Addison-Wesley, 1996.
Παραπομπή σε μορφή MLA (8th εκδ.)Whiteley Richard C. και Hessan Diane. Customer Centered Growth: Five Proven Strategies for Building Competitive Advantage. Addison-Wesley, 1996.
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