Leonard Bernstein,  <br/><br/>
The unanswered question six talks at Harvard 

 - 425 pages :   illustrations ;   20 cm 
<br/><br/><label>ISBN: </label>0674920007 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Music - Philosophy and aesthetics
<br/><br/><label>Dewey Class. No.: </label>781.2