Webb, R. (1976). On the statistical mapping of urban poverty and employment. International Bank for Reconstruction and Development.
芝加哥风格引文Webb, Richard. On the Statistical Mapping of Urban Poverty and Employment. Washington: International Bank for Reconstruction and Development, 1976.
MLA引文Webb, Richard. On the Statistical Mapping of Urban Poverty and Employment. International Bank for Reconstruction and Development, 1976.
警告：这些引文格式不一定是100％准确.