Applegate, Katherine. The underground K.A. Applegate. - New York : Scholastic, c1998. - 167 p. : ill. ; 20 cm. - Animorphs ; #17 . ISBN: 0590494368 Subjects--Topical Terms: Science fiction.Metamorphosis --Juvenile fiction. Dewey Class. No.: Fic. A6487u 1998 Bk.#17