Barlex, David <br/><br/>
Science Year 9 

 - London :  Longman,  1990. 
 - 156p.  Col.ill.;  28cm 
<br/><br/><label>ISBN: </label>0 582 01792 0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Primary  Languages<br/>Science
<br/><br/><label>Dewey Class. No.: </label>507  / BAR