Warnken, Kelly <br/><br/>
The information brokers  how to start and operate your own fee-based service 
by Kelly Warnken 
 - New York  Bowker  1981 
 - ix, 154 p.  24 cm 
 - Information management series  2 .
<br/><br/> Includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Information services--United States
<br/><br/><label>Dewey Class. No.: </label>001.64  / 404