Owen, Ruth,   1967- <br/><br/>
What Does a Crane Operator Do? / 
Written by Ruth Owen and Designed by Alix Wood  
 - 24 pages :  colour illustrations, colour photographs ;  21 x 21 cm 
 - Little Scientists, BIG Questions .
 - Little scientists, big questions .
<br/><br/><label>ISBN: </label>9781538395493  RM 157.62 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Cranes, derricks, etc. --Juvenile literature<br/>Science --Juvenile literature
<br/><br/><label>Dewey Class. No.: </label>621.873