Mager, N H (ed) & Mager, S K (ed) <br/><br/>
The Office encyclopedia 

 - Pocket Books, New York  1981 
 - ix,290 
<br/><br/><label>ISBN: </label>0-671-43530-2 
<br/><br/><label>Dewey Class. No.: </label>R651.03 Mag/Mag