Dos Santos, Julie <br/><br/>
Diggers :  discover now they work / 
Julie Dos Santos 
 - New York :  Marshall Cavendish,  2010. 
 - 32 pages :  col. ill.;  25 cm. 
 - Amazing machines. .
<br/><br/><label>ISBN: </label>978-0-7614-4402-2 
<br/><br/><label>Dewey Class. No.: </label>Cir 621.8 D67 2010