TY  - BOOK
AU  - Halpern,Monica
AU  - Cooney, Timothy (Consultant )
AU  - Thompson, Karen (Design
TI  - Volcanoes
T2  - Earth Science
SN  - 0792286115
PY  - 2002///
CY  - Washington
PB  - National Geographic Society
N1  - Gift; Science (Nature )
ER  -