APA (7th ed.) Citation

Reichheld. (2001). Loyalty rules!: How today's leaders build lasting relationship. Harvard Business School Press.

Chicago Style (17th ed.) Citation

Reichheld. Loyalty Rules!: How Today's Leaders Build Lasting Relationship. Boston: Harvard Business School Press, 2001.

MLA (8th ed.) Citation

Reichheld. Loyalty Rules!: How Today's Leaders Build Lasting Relationship. Harvard Business School Press, 2001.

Warning: These citations may not always be 100% accurate.