TY  - BOOK
TI  - Astronomy.  
U1  - CIR 520 As89 2009 
PY  - 2009///
CY  - Chicago, IL
PB  - World Book, 
KW  - 1. Astronomy--Juvenile literature  2. Astronomy--History--Juvenile literature
N1  - Includes glossary and index

ER  -