National Cooperative Highway Research Program, Kriger, D. S., Shiu, S., & Naylor, S. (2006). Estimating toll road demand and revenue. Transportation Research Board, National Research Council.
Chicago Style (17. basım) AtıfNational Cooperative Highway Research Program, David S. Kriger, Suzette Shiu, ve Sasha Naylor. Estimating Toll Road Demand and Revenue. Washington, D.C: Transportation Research Board, National Research Council, 2006.
MLA (9th ed.) AtıfNational Cooperative Highway Research Program, et al. Estimating Toll Road Demand and Revenue. Transportation Research Board, National Research Council, 2006.
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