Green, D. R. (2001). GIS: A sourcebook for schools. Taylor & Francis.
芝加哥风格引文Green, David R. GIS: A Sourcebook for Schools. London: Taylor & Francis, 2001.
MLA引文Green, David R. GIS: A Sourcebook for Schools. Taylor & Francis, 2001.
警告：这些引文格式不一定是100％准确.