Etherton, A. R. B. <br/><br/>
Mastering modern English :  a certificate course / 
A. R. B. Etherton. 
 - London :  Longmans,  c1966. 
 - viii, 416 p. :  ill. 
<br/><br/> Illustrations by Michael FFolkes. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--study and teaching--grammar.<br/>English language--composition and exercises.