TY  - BOOK
AU  - Riordan,Rick
TI  - Heroes of Olympus : Mark of Athena
T2  - Heroes of Olympus (Book-3)
SN  - 9780141335766
U1  - 823 
PY  - 2013///
CY  - Great Britain
PB  - Puffin Books
KW  - English Literature
KW  - Juvenile fiction
KW  - Fantasy fiction. Adventure fiction.
ER  -