Senge, Peter M.  <br/><br/>
The fifth discipline :  the art and practice of the learning organization / 
Peter M Senge. 
 - 1st ed. 
 - New York :  Doubleday/Currency,   ♭1990. 
 - xxiii, 423 p :   ill. ;   24 cm 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0385260954 
<br/><br/><label>LC Class. No.: </label>HD58.9  / .S46 1994