Azala

Continuing project to synthesize information on highway problems.

Xehetasun bibliografikoak
Erakunde egilea: National Research Council (U.S.). Transportation Research Board
Formatua: Liburua
Hizkuntza:ingelesa
Argitaratua: Washington, D.C. Transportation Research Board, National Research Council [1997]
Saila:Research results digest (National Cooperative Highway Research Program) no. 219.
Gaiak:
National Cooperative Highway Research Program.
Highway research > United States.