Continuing project to synthesize information on highway problems.

Xehetasun bibliografikoak
Egile korporatiboa: National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board
Formatua: Liburua
Hizkuntza:English
Argitaratua: Washington, D.C. Transportation Research Board 1986.
Saila:National Cooperative Highway Research Program no. 159.
Gaiak: