Laurinni, R., & Thompson, D. Fundamentals of spatial Information systems.
芝加哥风格引文Laurinni, Robert, 与 Dereck Thompson. Fundamentals of Spatial Information Systems.
MLA引文Laurinni, Robert, 与 Dereck Thompson. Fundamentals of Spatial Information Systems.
警告：这些引文格式不一定是100％准确.