Roads -- OECD countries. : Performance indicators for the road sector : summary of the field tests / Organisation for Economic Co-operation and Development
Roads -- Pakistan -- Hunza : Hunza matters : bordering and ordering between ancient and new Silk Roads / Hermann Kreutzmann
2020
1
Roads -- Panama -- Canal Zone. : A study of highway-rail grade crossings in the Canal Zone of Panama / conducted for the Engineering and Construction Bureau of th ePanama Canal Company ; by Alan M. Voorhees & Associates
Roads -- Peru. : Highway of the sun / by Victor W. Von Hagen ; introduction by Heinrich Harrer ; illustrated with photographs by members of the expedition