The Inca :   pre-Columbian Americans / 
National Geographic Learning. 
 - [Washington, D.C ], United States of America :  National Geographic Learning,   2015. 
 - 32 pages :   color illustrations, color map,   28 cm. 
 - National Geographic ladders. Social studies. .
<br/><br/><label>ISBN: </label>9781285349206 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Readers (primary).
<br/><br/><label>Dewey Class. No.: </label>428.6 NAT