TY - BOOK T1 - An introduction to transportation engineering A1 - Hay, William W. LA - English PP - New York PB - Wiley YR - 1961 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dfi.3872 OP - 505 KW - INGENIERIA DEL TRANSPORTE KW - TECNOLOGIA KW - PLANEAMIENTO ER -