Heller Robert <br/><br/>
Achieving excellence/ 
Robert Heller 
 - New York:  DK Publishing,  1999. 
 - 72p.; 
<br/><br/> includes index 
<br/><br/><label>Subjects--Topical Terms: </label><br/>achieving excellence
<br/><br/><label>LC Class. No.: </label>HD31.H45 1999