Vanished civilizations 

 - Sydney  Reader's Digest        1983 
 - 320p.  cm. 
<br/><br/><label>Standard No.: </label>138,715 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIOLOGY
<br/><br/><label>Dewey Class. No.: </label>Y:1.1.C, M3