Singing sensation / , Geronimo Stilton ; [illustrations by Larry Keys Chiavini ... et al.].

By Dami, Elisabetta. New York : Scholastic, 2009 . 107 p. : 20 cm.. 9780545103688 (pbk.) | 0545103681 (pbk.) | 9780606002301 (lib. bdg.) | 0606002308 (lib. bdg.)

Valley of the giant skeletons / , Geronimo Stilton (Elisabetta Dami) ; [illustrations by Claudio Cernuschi and Christian Aliprandi].

By Dami, Elisabetta. New York, N.Y. : Scholastic Inc., 2007 . 110 p. : , English translation of La Valle degli Scheletri Giganti by Edizioni Piemme S.p.A. 20 cm.. 9780545021326 (pbk.) | 0545021324 (pbk.) | 9781436427135 (lib. bdg.) | 1436427134 (lib. bdg.)