Llewellyn, S. <br/><br/>
Mathematics :  the basic skills / 
S. Llewellyn, A. Greer.. 
 - 3rd ed. 
 - Cheltenham:   Stanley Thornes,   1990.  
 - [304] p. :  ill. ;  25 cm. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0859507181 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510