National Research Council (U.S.). Transportation Research Board. (1988). State role in public transportation. Transportation Research Board, National Research Council.
芝加哥风格引文National Research Council (U.S.). Transportation Research Board. State Role in Public Transportation. Washington, D.C: Transportation Research Board, National Research Council, 1988.
MLA引文National Research Council (U.S.). Transportation Research Board. State Role in Public Transportation. Transportation Research Board, National Research Council, 1988.
警告：这些引文格式不一定是100％准确.