King, Gordon John. <br/><br/>
Audio equipment tests /  [Book]. 
Gordon J. King. 
 - London ;   Boston :   Newnes-Butterworths,   1979. 
 - 158 p. :   ill. ;   24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0408003367 
<br/><br/><label>LCCN: </label>79040140 
<br/><br/><label>Subjects--Topical Terms: </label><br/>High-fidelity sound systems--Testing.<br/>Sound--Recording and reproducing--Equipment and supplies--Testing.