Schreyer, Karmel <br/><br/>
Water power :  the greatest force on earth / 
Karmel Schreyer 
 - New York :  Cambridge University Press,  2013 
 - 28 p. :  col. ill. ;  21 cm. 
 - Cambridge discovery interactive readers Level B2 .
 - Cambridge discovery interactive readers .
<br/><br/><label>ISBN: </label>9781107688971 (pbk. : alk. paper) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water-power--Juvenile literature<br/>English language--Textbooks for foreign speakers<br/>Readers (Elementary)