Worlds together, worlds apart : a history of the world from the beginnings of humankind to the present / Robert Tignor ... [et al.]. - 2nd ed. - New York : W.W. Norton, c2008. - xl, 960, A68 p. : ill. (some col.), col. maps ; 29 cm. Includes bibliographical references and index. ISBN: 9780393925470 (hbk.) LCCN: 2008012276 Subjects--Topical Terms: World history. LC Class. No.: D21 / .W94 2008 Dewey Class. No.: 909