Moellering, H. (1987). A final bibliography for digital cartographic data standards. National Committee for Digital Cartographic Data Standards.
芝加哥风格引文Moellering, Harold. A Final Bibliography for Digital Cartographic Data Standards. Columbus, Ohio: National Committee for Digital Cartographic Data Standards, 1987.
MLA引文Moellering, Harold. A Final Bibliography for Digital Cartographic Data Standards. National Committee for Digital Cartographic Data Standards, 1987.
警告：这些引文格式不一定是100％准确.