Angel, S. (1969). Point patterns in urban regions: Tow complementary tests. Center for Planning and Development Research, University of California.
芝加哥风格引文Angel, Shlomo. Point Patterns in Urban Regions: Tow Complementary Tests. Berkeley: Center for Planning and Development Research, University of California, 1969.
MLA引文Angel, Shlomo. Point Patterns in Urban Regions: Tow Complementary Tests. Center for Planning and Development Research, University of California, 1969.
警告：这些引文格式不一定是100％准确.