Egan, M. David. <br/><br/>
Concepts in architectural acoustics / 
M. David Egan. 
 - New York :  McGraw-Hill,  c1972. 
 - xvii, 200 p. :  ill. 
<br/><br/><label>ISBN: </label>0070190534 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Architectural acoustics.