National Cooperative Highway Research Program, Wolshon, P. B., & Lambert, L. (2004). Convertible roadways and lanes: A synthesis of highway practice. Transportation Research Board, National Research Council.
Citace podle Chicago (17th ed.)National Cooperative Highway Research Program, P. Brian Wolshon, a Laurence Lambert. Convertible Roadways and Lanes: A Synthesis of Highway Practice. Washington, D.C: Transportation Research Board, National Research Council, 2004.
Citace podle MLA (9th ed.)National Cooperative Highway Research Program, et al. Convertible Roadways and Lanes: A Synthesis of Highway Practice. Transportation Research Board, National Research Council, 2004.
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