Alden, Ray. <br/><br/>
Advanced speaker designs for the hobbyist and technican 
by Ray Alden ; contributing technical editor, Joseph A. D?Appolito 
 - Rev. 1st ed 
 - Indianapolis, Ind.  Prompt Publications  1995 
 - iv, 124 p.  ill.  23 cm. 
<br/><br/> Includes index 
<br/><br/>Includes bibliographical references :118 p. 
<br/><br/><label>ISBN: </label>0790610701 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Loudspeakers--Design and construction--Amateurs? manuals.