Perry OW <br/><br/>
Mathematics For O Level/ 

 - London:  Macdonald,  1972. 
 - 210 p.;  ill :  22cm. 
<br/><br/><label>ISBN: </label>0356033635 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>LC Class. No.: </label>QA39.2