English for business 
Marie M. Stewart ...[et.al]., 
 - New York,  McGraw-Hill  1968 
 - 2 v.  illus.  23 cm. 
<br/><br/><label>ISBN: </label>0068018555 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Commercial correspondence--Problems, exercises, etc.<br/>English language--Business English--Problems, exercises, etc.