Citation:
Tondello, G. F. , Kappen, D. L. , Ganaba, M. , & Nacke, L. E. . (2019). Gameful Design Heuristics: A Gamification Inspection Tool. Gameful Design Heuristics: A Gamification Inspection Tool. Retrieved from https://doi.org/10.1007/978-3-030-22646-6_16
