TY  - BOOK
AU  - Quinn,Robert
TI  - Earth then and now
T2  - Oxford read and discover. Discover! 6
SN  - 9780194645652 (pbk.)
U1  - 428.24 23
PY  - 2011///
CY  - Oxford
PB  - Oxford University Press
KW  - Earth (Planet)
KW  - Juvenile literature
KW  - Earth sciences
N1  - LC copy imperfect: accompanying sound recording wanting
ER  -