Zichermann, G., & Linder, J. (2010). Game-based marketing: Inspire customer loyalty through rewards, challenges and constests. Wiley.
Chicago Style (17th ed.) CitationZichermann, Gabe, and Joselin Linder. Game-based Marketing: Inspire Customer Loyalty Through Rewards, Challenges and Constests. Hoboken: Wiley, 2010.
MLA (9th ed.) CitationZichermann, Gabe, and Joselin Linder. Game-based Marketing: Inspire Customer Loyalty Through Rewards, Challenges and Constests. Wiley, 2010.
Warning: These citations may not always be 100% accurate.