Graham, Ian,  <br/><br/>
Tough machines 

 - 40 pages :   colour illustrations ;   22 cm 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9781782096443 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Children's questions and answers. ; Machinery -- Juvenile literature.
<br/><br/><label>Dewey Class. No.: </label>032