Weille, J. d. (1966). Quantification of road user savings. World Bank.
芝加哥风格引文Weille, Jan de. Quantification of Road User Savings. Washington, D.C.: World Bank, 1966.
MLA引文Weille, Jan de. Quantification of Road User Savings. World Bank, 1966.
警告：这些引文格式不一定是100％准确.