Geographia Limited. (1984). Geographia atlas of the world. Geographia.
芝加哥风格引文Geographia Limited. Geographia Atlas of the World. London: Geographia, 1984.
MLA引文Geographia Limited. Geographia Atlas of the World. Geographia, 1984.
警告：这些引文格式不一定是100％准确.