Duiker, William J., 1932- The essential world history / William J. Duiker, Jackson J. Spielvogel. - 3rd ed. - Belmont, CA : Thomson Wadsworth, c2008. - xxiii, 738 p. : ill. (some col.), col. maps (1 fold.) ; 28 cm. Includes bibliographical references and index. ISBN: 0495097292 9780495097297 LCCN: 2006939303 Subjects--Topical Terms: World history. LC Class. No.: D20 / DUI 2008 Dewey Class. No.: 909