The customs areas of the world :  memorandum. 

 - [New York],  1954. 
 - United Nations. [Document] ;  E/CN.3/174 .
 - Document (United Nations) ;  E/CN.3/174 .
<br/><br/><label>LCCN: </label>54001832 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Customs administration.