Coyle, J. J. (2000). Transportation (5th ed.). South-Western College Pub. Co.
Čikaški stil citiranja (17. izdanje)Coyle, John Joseph. Transportation. 5th ed. Australia: South-Western College Pub. Co, 2000.
MLA način citiranja (9. izdanje)Coyle, John Joseph. Transportation. 5th ed. South-Western College Pub. Co, 2000.
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