Customs areas of the world. 

 - New York :  United Nations,  1989. 
 - 27 p. ;  28 cm. 
 - Statistical papers.   Series M ;   no. 30, rev. 2 .
<br/><br/> At head of title: Department of Economic and Social Affairs, Statist ical Office of the United Nations.  "ST/ESA/STAT/SER.M/30/Rev. 2."  United Nations publication sales no. E.89.XVII.12"--T.p. verso. 
<br/><br/><label>ISBN: </label>9211613094 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Customs administration.
<br/><br/><label>Dewey Class. No.: </label>350.7246