National Research Council (U.S.). Transportation Research Board. (1998). Progress in transportation data 1998. National Academy Press.
Čikaški stil citiranja (17. izdanje)National Research Council (U.S.). Transportation Research Board. Progress in Transportation Data 1998. Washington, D.C: National Academy Press, 1998.
MLA način citiranja (9. izdanje)National Research Council (U.S.). Transportation Research Board. Progress in Transportation Data 1998. National Academy Press, 1998.
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