Ashley, A. <br/><br/>
A Handbook of Commercial Correspondence: 

 - New York:  Oxford University press,  1984. 
 - 280p.: 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>9780194572057 
<br/><br/><label>LC Class. No.: </label>HF57121  / ash 2001