Dyfyniad APA

Ahlqvist, O., & Schlieder, C. (2020). Geogames and Geoplay. 1st ed. 2018. Springer International Publishing.

Dyfyniad Arddull Chicago

Ahlqvist, Ola, và Christoph Schlieder. Geogames and Geoplay. 1st Ed. 2018. Springer International Publishing, 2020.

Dyfyniad MLA

Ahlqvist, Ola, và Christoph Schlieder. Geogames and Geoplay. 1st Ed. 2018. Springer International Publishing, 2020.

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