Hansen, Colin H., 1951- <br/><br/>
Understanding active noise cancellation 

 - London :  Spon Press  2001 
 - viii, 162 p. : ill. 
<br/><br/> Includes bibliographical references 
<br/><br/><label>ISBN: </label>0415231914 0415231922 
<br/><br/><label>Subjects--Topical Terms: </label><br/>NOISE CONTROL
<br/><br/><label>LC Class. No.: </label>TD 892 Han