Burke, B. (2014). Gamify: How gamification motivates people to do extraordinary things (1st edition.). Bibliomotion.
Cita Chicago Style (17a ed.)Burke, Brian. Gamify: How Gamification Motivates People to Do Extraordinary Things. 1st edition. New York: Bibliomotion, 2014.
Cita MLA (9a ed.)Burke, Brian. Gamify: How Gamification Motivates People to Do Extraordinary Things. 1st edition. Bibliomotion, 2014.
Precaución: Estas citas no son 100% exactas.