Gregory, Josh <br/><br/>
World War I / 
by Josh Gregory. 
 - New York :  Scholastic,  c2012. 
 - 64pages. : colored. illustrations. ; 23cm. 
 - Cornerstones of freedom .
<br/><br/>
<br/><br/><label>ISBN: </label>9780531281680 9780531230688