National Research Council (U.S.). Highway Research Board. (1973). Transit planning and development: 7 reports prepared for the 52nd annual meeting. National Academy of Science - National Research Council.
芝加哥风格引文National Research Council (U.S.). Highway Research Board. Transit Planning and Development: 7 Reports Prepared for the 52nd Annual Meeting. Washington, D.C: National Academy of Science - National Research Council, 1973.
MLA引文National Research Council (U.S.). Highway Research Board. Transit Planning and Development: 7 Reports Prepared for the 52nd Annual Meeting. National Academy of Science - National Research Council, 1973.
警告：这些引文格式不一定是100％准确.