Gaya APA
Ahlqvist, O., Schlieder, C. (2018).
Geogames and geoplay: game-based approaches to the analysis of geo-information .
Switzerland:
Springer.
Gaya MLA
Ahlqvist, Ola., Schlieder, Christoph.
"Geogames and geoplay: game-based approaches to the analysis of geo-information".
Switzerland:
Springer,
2018.
Text.