Ragas,Ignasi. (2018). Decision makers guide to road tolling in CAREC countries. Asian Development Bank.
Čikaški stil citiranja (17. izdanje)Ragas,Ignasi. Decision Makers Guide to Road Tolling in CAREC Countries. Metro Manila, Philippines: Asian Development Bank, 2018.
MLA način citiranja (9. izdanje)Ragas,Ignasi. Decision Makers Guide to Road Tolling in CAREC Countries. Asian Development Bank, 2018.
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