Design concepts for a national network of transportation research information services (Trisnet)  
/Transportation Research Board  
 - Washington:  National Technical Information Service, Transportation Research Board,  1975 
 - 78p. 
<br/><br/> Prepared by the committee on Transportation Research Information Systems  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Transportation Research 
<br/><br/><label>Subjects--Index Terms: </label>Information services  
<br/><br/><label>Universal Decimal Class. No.: </label>D 002.6:656(047)  / L5