Barton , Di <br/><br/>
Gce o-level science :  

 - Longamn ;  London ;  1990. 
 - 351 p 21cm .  01 
 - 2024-08-29 
<br/><br/><label>ISBN: </label>9971892200 
<br/><br/><label>Nat. Bib. No.: </label>0000359 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>BAR 
<br/><br/><label>Universal Decimal Class. No.: </label>520