Hay, W. W. (1961). An Introduction to tansportation engineering. John Wiley.
Čikaški stil citiranja (17. izdanje)Hay, William W. An Introduction to Tansportation Engineering. NewYork: John Wiley, 1961.
MLA način citiranja (9. izdanje)Hay, William W. An Introduction to Tansportation Engineering. John Wiley, 1961.
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