Marczewski, A. (2018). Even Ninja Monkeys like to play: Gamification, game thinking and motivational design (Unicorn edition.). Gamified UK.
Chicago-Zitierstil (17. Ausg.)Marczewski, Andrzej. Even Ninja Monkeys like to Play: Gamification, Game Thinking and Motivational Design. Unicorn edition. [Großbritannien]: Gamified UK, 2018.
MLA-Zitierstil (9. Ausg.)Marczewski, Andrzej. Even Ninja Monkeys like to Play: Gamification, Game Thinking and Motivational Design. Unicorn edition. Gamified UK, 2018.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.