APA (7th ed.) Citation

Puertas-Aguilar, M., Sipols, A. E. G., & Lázaro-Torres, M. d. Web GIS to Learn Geopolitics in Secondary Education. European Association of Geographers.

Chicago Style (17th ed.) Citation

Puertas-Aguilar, Miguel-Ángel, Ana E. García Sipols, and María-Luisa de Lázaro-Torres. Web GIS to Learn Geopolitics in Secondary Education. European Association of Geographers.

MLA (9th ed.) Citation

Puertas-Aguilar, Miguel-Ángel, et al. Web GIS to Learn Geopolitics in Secondary Education. European Association of Geographers.