Groves, Paul. <br/><br/>
Smudge and chewpen: A book of exercises for correction of the common errors made in writing. 

 - London   Edward Arnold publishers ltd  1976 
<br/><br/><label>ISBN: </label>978 0 7131 0090 7 
<br/><br/><label>Dewey Class. No.: </label>425 GRO