TY  - BOOK
AU  - Riley,Peter D.
TI  - The cosmic clock
SN  - 9781590554647
AV  - PE1119 RIL 
PY  - 2002///
CY  - Oxford
PB  - Oxford University Press
KW  - Readers
KW  - Cosmology
KW  - Juvenile literature
KW  - Readers (Primary)
N1  - "This book is ideal for guided reading at Y6 (P7)"; Includes bibliographical references and index
ER  -