The mystery of Machu Picchu 

 - English-language revised edition 
 - 48 pages :  color illustrations 
 - Enigmas of history .
<br/><br/>Includes bibliographical references (page 45)and index. 
<br/><br/><label>ISBN: </label>9780716626756 9780716626701 (set) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>History--Miscellanea<br/>Curiosities and wonders<br/>Machu Picchu Site (Peru)--Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>930.1