Guffey, Mary Ellen. <br/><br/>
Essentials of business communication / 
Mary Ellen Guffey & Dana Loewy. 
 - 9th ed. 
 - Mason, Ohio :  South-Western Cengage Learning,  c2013. 
 - 1 v. (various pagings ) :  ill. ;  28 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781111821227 (pbk.) 1111821224 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Business writing.<br/>Business communication.<br/>English language--Business English.
<br/><br/><label>Dewey Class. No.: </label>658.45