TY  - BOOK
TI  -  The Inca : : pre-Columbian Americans 
T2  - National Geographic ladders. Social studies
SN  - 9781285349206
U1  - 428.6 NAT 
PY  - 2015///
CY  - [Washington, D.C ], United States of America
PB  - National Geographic Learning, 
KW  - Readers (primary)
ER  -