Duiker, William J. <br/><br/>
The essential world history, volume I :  to 1800 / 
William J. Duiker, Jackson J. Spielgovel. 
 - 7th ed. 
 - Australia :  Wadsworth Cengage Learning,  c2014. 
 - 523 p. : co. ill. ; 26 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>978133935766 
<br/><br/><label>Subjects--Personal Names: </label><br/>Spielgovel, Jackson.
<br/><br/><label>Subjects--Topical Terms: </label><br/>World history.