Convention on road signs and signals of 1968 :  European Agreement supplementing the Convention and Protocol on  Road Markings, Additiona l to te European Agreement ( 2006 Consolidated versions) 

 - New York :  United Nations Publications,  2007 
 - ix , 276 p. :  ill., col.,  ;  30 cm. 
 - Economic Commission for Europe, Transport Division .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Traffic signs nd signals-- Law and legislation<br/>Highway communication