Davym Elizabeth <br/><br/>
Penguin passnotes Mathematics 

 - Harmonds worth  Penguin Books  1984 
 - 231p. 
<br/><br/><label>ISBN: </label> UKP 2.50 
<br/><br/><label>Source: </label> UKP 2.50 
<br/><br/><label>Dewey Class. No.: </label>510 DAW