Geogames and Geoplay

MLA

Ahlqvist, Ola, and Christoph Schlieder. Geogames and Geoplay. Springer International Publishing, 2018.

APA

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

Chicago

Ahlqvist, Ola, and Christoph Schlieder. Geogames and Geoplay. : Springer International Publishing, 2018.