Becker Dennis, Becker Borkum Paula  <br/><br/>
Customer service and telephone 
Dennis Becker, Paula Borkum Becker  
 - USA  McGraw-Hill  1994 
 - xvii, 94p.  pbk 
<br/><br/><label>ISBN: </label>0786302240 
<br/><br/><label>LC Class. No.: </label>HF5441.T4.B4 1994