Soles, R. E. (1974). Rural land invasions in Colombia. Land Tenure Center, University of Wisconsin.
芝加哥风格引文Soles, Roger E. Rural Land Invasions in Colombia. Madison: Land Tenure Center, University of Wisconsin, 1974.
MLA引文Soles, Roger E. Rural Land Invasions in Colombia. Land Tenure Center, University of Wisconsin, 1974.
警告：这些引文格式不一定是100％准确.