United States. Federal Transit Administration, Transit Cooperative Research Program, National Research Council (U.S.). Transportation Research Board, Vlasak, D. L., & Williams, J. (2006). Synthesis of information related to transit problems. Transportation Research Board, National Research Council.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)United States. Federal Transit Administration, Transit Cooperative Research Program, National Research Council (U.S.). Transportation Research Board, Donna L. Vlasak, và Jon Williams. Synthesis of Information Related to Transit Problems. [Washington, D.C.]: Transportation Research Board, National Research Council, 2006.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)United States. Federal Transit Administration, et al. Synthesis of Information Related to Transit Problems. Transportation Research Board, National Research Council, 2006.