Bergen, Lara X-men / based on the novelization by Lara Bergen ; based on the screenplay by David Hayter - Londres : Richmond, r2007 - 40 p. : il. ; 20 cm. + 1 audio-disco (4 3/4 plg.). - Richmond readers., Level 1 . Incluye índice ISBN: 9788466808743 Subjects--Topical Terms: Literatura americana--Libros de lectura LC Class. No.: PS3552.E74 / B47 2007