Duiker, William J.,  1932- <br/><br/>
The essential world history / 
William J. Duiker, The Pennsylvania State University, Jackson J. Spielvogel, The Pennsylvania State University. 
 - 6th Ed. 
 - Boston, MA :   Wadsworth, Cengage Learning,   2011. 
 - xxxi, 844 pages :  illustrations, maps ;  26 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9780495902928 (combined volume) 0495902926 (combined volume) 
<br/><br/><label>LCCN: </label>2010921089 
<br/><br/><label>Subjects--Topical Terms: </label><br/>World history.
<br/><br/><label>LC Class. No.: </label>D20  / DUI 2011 
<br/><br/><label>Dewey Class. No.: </label>909