Hansen, Valerie Voyages in world history / Valerie Hanse, Kenneth R. Curtis. - Boston, Mass. : Wadsworth, Cengage Learning, c2010. - 1 v. (various pagings) : ill. (some col.), col. maps ; 26 cm. Includes bibliographical references and index. ISBN: Subjects--Topical Terms: World history--Textbooks LC Class. No.: D21 / H19 2010