Thea Stilton and the mountain of fire /
[illustrations by Massimo Asaro ... [et al.]].
- New York : Scholastic, c2009.
- 159 p. : col. ill., col. maps ; 20 cm.
- Geronimo Stilton .
- Geronimo Stilton. .
Translation of: La montagna parlante.
Thea's friends the Thea Sisters travel to Australia where the investigate why the sheep at Nicky's family's ranch are losing their wool.