Reichheld, F. F. (1996). The Quest for loyalty: Creating value through partnership. Harvard Business School Press.
Цитирование в стиле Чикаго (17-е изд.)Reichheld, Frederick F. The Quest for Loyalty: Creating Value Through Partnership. Boston, Mass: Harvard Business School Press, 1996.
Цитирование MLA (9-е изд.)Reichheld, Frederick F. The Quest for Loyalty: Creating Value Through Partnership. Harvard Business School Press, 1996.
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