World heritage sites  a complete guide to 936 Unesco world heritage sites. 

 - 4th edition. 
 - Buffalo, New York  Firefly Books  2011. 
 - 872 pages  illustrations  21 cm. 
<br/><br/> "Published jointly by the United Nations Educational, Scientific and Cultural Organization (Unesco) ..."--T.p. verso.  Includes indexes. 
<br/><br/><label>ISBN: </label>9781770850231 (pbk.) 1770850236 (pbk.) 
<br/><br/><label>LCCN: </label>2012454394 
<br/><br/><label>Subjects--Topical Terms: </label><br/>World Heritage areas--Guidebooks.
<br/><br/><label>LC Class. No.: </label>G140 .5  / .W677 2012 
<br/><br/><label>Dewey Class. No.: </label>910.202  / W9271 2011