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.

National Council for Geographic Education, National Council of Geography Teachers (U.S.), and American Geographical Society of New York. The Journal of Geography. [Indiana, PA, etc.]: National Council for Geographic Education.

National Council for Geographic Education, et al. The Journal of Geography. National Council for Geographic Education.