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 and Company,  c2008. 
 - xl, 960 p. :  ill. (some col.), col. maps ;  29 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780393925470 
<br/><br/><label>Subjects--Topical Terms: </label><br/>World history.