Chou, Y. (2014). Actionable gamification: Beyond points, badges, and leaderboards (NA.). Octalysis.
Citazione stile Chigago Style (17a edizione)Chou, YU-KAI. Actionable Gamification: Beyond Points, Badges, and Leaderboards. NA. USA: Octalysis, 2014.
Citatione MLA (9a ed.)Chou, YU-KAI. Actionable Gamification: Beyond Points, Badges, and Leaderboards. NA. Octalysis, 2014.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.