Chowdhury, Subir <br/><br/>
El poder de seis sigma / 
Subir Chowdhury 
 - Madrid :  Financial Times Prentice Hall,  2001       
 - xi, 151 p. 
<br/><br/><label>ISBN: </label>8420533610 
<br/><br/><label>LC Class. No.: </label>HD 31 C552p 2001