"Lobb, Janice" <br/><br/>
Bump! Thump!: How Do We Jump? 

 - London  Silver Dolphin Books,Kingfisher Books Ltd  2000 
 - 32 
<br/><br/><label>ISBN: </label>9780753404294 
<br/><br/><label>Dewey Class. No.: </label>500  / 98