Onsrud, H. J., & Rushton, G. (1995). Sharing geographic information. Center for Urban Policy Research.
芝加哥风格引文Onsrud, Harlan Joseph, 与 Gerard Rushton. Sharing Geographic Information. New Brunswick, N.J.: Center for Urban Policy Research, 1995.
MLA引文Onsrud, Harlan Joseph, 与 Gerard Rushton. Sharing Geographic Information. Center for Urban Policy Research, 1995.
警告：这些引文格式不一定是100％准确.