TY  - BOOK
TI  - The Usborne Internet-linked encyclopedia of planet earth
SN  - 0 439686768
AV  - 0 30 
CY  - New York : 
KW  - Earth sciences --
KW  - Earth sciences -- Computer network resources --
KW  - Earth sciences
KW  -  Computer network resources
KW  - Juvenile literature
N1  - Includes index
ER  -