Sorensen, Helle. <br/><br/>
International travel and tourism 
Helle Sorensen 
 - Albany :  Delmar Publishers,  1997. 
 - xi, 358 pages :   illustrations, maps, photographs ;   24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0827374488 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tourist trade.<br/>Tourism.