Levy, Matthys. Why the earth quakes / Matthys Levy and Mario Salvadori ; illustrations by Michael Lilly. - 1st ed. - New York : Norton, c1995. - 215 p. : ill., maps ; 25 cm. Includes bibliographical references and index. ISBN: 0393037746 LCCN: 95001021 Subjects--Topical Terms: Volcanoes.Earthquakes. LC Class. No.: QE522 / .L48 1995 Dewey Class. No.: 551.2/1