TY  - BOOK
TI  - Our earth
SN  - 9780716622550
PY  - 2011///
CY  - Chicago, IL
PB  - Wolrd Book, Inc.
KW  -  Juvenile literature
KW  - Earth
KW  - Weather
KW  - Juvenile literature
KW  - Ecology
KW  - Earth sciences
KW  - literature
N1  - Includes index
ER  -