Roads and road transport: the economic, social and political aspects :   the five special speakers lectures. 

 - Río de Janeiro :   Ministerio dos Transportes,   1984. 
 - xiv, 606 p. :   21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INGENIERIA DE TRANSPORTE<br/>CARRETERAS<br/>TRANSPORTE VIAL
<br/><br/><label>Universal Decimal Class. No.: </label>656.1