Butterfield , Moira <br/><br/>
My book of tractors 

 - UK :  Parragon Publishing ,  2005 . 
 - 12 pages :  illustrations ;  27 cm . 
<br/><br/> "Learn all about tractors." -- Adapted from back cover 
<br/><br/><label>ISBN: </label>1405444150 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Board books<br/>Construction equipment
<br/><br/><label>Dewey Class. No.: </label>629.23  / BUT - M