Ridout, Ronald & Witting, Clifford <br/><br/>
The facts of english 

 - rev ed 
 - Pan Books Ltd, London  1973 
 - 349 
<br/><br/><label>ISBN: </label>0 330 23534 6 
<br/><br/><label>Dewey Class. No.: </label>R423 Rid/Wit