SpringerLink (Online service) & Harteveld, C. (2011). Triadic game design: Balancing reality, meaning and play. Springer.
Chicago-viite (17. p.)SpringerLink (Online service) ja Casper Harteveld. Triadic Game Design: Balancing Reality, Meaning and Play. London: Springer, 2011.
MLA-viite (9. p.)SpringerLink (Online service) ja Casper Harteveld. Triadic Game Design: Balancing Reality, Meaning and Play. Springer, 2011.
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