National Council for Geographic Education, National Council of Geography Teachers (U.S.), & American Geographical Society of New York. The Journal of geography. National Council for Geographic Education.
Citazione stile Chigago Style (17a edizione)National Council for Geographic Education, National Council of Geography Teachers (U.S.), e American Geographical Society of New York. The Journal of Geography. [Indiana, PA, etc.]: National Council for Geographic Education.
Citatione MLA (9a ed.)National Council for Geographic Education, et al. The Journal of Geography. National Council for Geographic Education.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.