Purkis, H. J. <br/><br/>
Building physics : acoustics  [Books]. 
H. J. Purkis. 
 - Oxford  Pergamon Press  1966 
 - Pages: 141 
<br/><br/><label>ISBN: </label> 0.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Soundproofing.
<br/><br/><label>Dewey Class. No.: </label>TH/1725  / PUR