Dudenredaktion ,herausgegeben. <br/><br/>
Duden  die deutsche rechtscheibung /  [[Book] :] 
 Deutsch-Knigge. 
[Autor/-innen, Judith Engst, Carsten Pellengahr, Sylvia Schmitt-Ackermann]. 
 - Mannheim :  Dudenverlag,  2006. 
 - 1216.p ;  24 cm. 
<br/><br/> Practice-oriented.  Includes index. 
<br/><br/><label>ISBN: </label>9783411040148 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>986806781  GyFmDB 
<br/><br/><label>Subjects--Topical Terms: </label><br/>German language--Usage.<br/>Letter writing, German.<br/>German language--Business German.<br/>German language--Written German.<br/>German language--Spoken German.<br/>Etiquette.
<br/><br/><label>LC Class. No.: </label>PF3410  / .D83 2008 
<br/><br/><label>Dewey Class. No.: </label>438.242 
<br/><br/><label>National Library of Medicine Call No.: </label>438.242  / DD