The Secret of the Sphinx : Geronimo Stilton #2 : Ages 7-11 /
by Geronimo Stilton; Illustrations by Gianluigi Fungo ; Translation by Nanette McGuinness
- New York : Papercutz, 2009.
- 54 pages : color illustrations ;
- Geronimo Stilton graphic novel Book 2 of 16 .