Ryckman, W. G. <br/><br/>
What do you mean by that? :  The art of speaking and writing clearly / 
W. G. Ryckman. 
 - Homewood, Ill. :  Dow Jones-Irwin,  1980. 
 - ix, 229 p. :  ill. ;  24 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication in management.<br/>English language--Business English.<br/>Commercial correspondence.