Mason P <br/><br/>
World in peril Rivers Under Threat 

 - Second Edition 
 - Chicago:  Heinemann Library;  c2009 
 - 32 Pages.;  Coloured Pictures  29 cm 
<br/><br/> Juniour Non-Fiction -; Juvenile Literature 
<br/><br/><label>ISBN: </label>9781432922870  Hard Cover 
<br/><br/><label>Subjects--Topical Terms: </label>
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<br/><br/><label>Dewey Class. No.: </label>J 333.9162 MASO