Clarke, L. Harwood <br/><br/>
Pure mathematics at advanced level / 
by L. Harwood Clarke. 
 - 2nd ed. 
 - London :  Heinemann Educational Books,  1971. 
 - 476 p. :  ill. ;  21 cm. 
<br/><br/><label>ISBN: </label>0435511793 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.