Porges, G. <br/><br/>
Applied acoustics / 
G. Porges. 
 - London :  Arnold,  c1977. 
 - ix, 180 p. :  ill. ;  23 cm. 
<br/><br/><label>ISBN: </label>0713126582 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Acoustical engineering.