Noise in three group of flats with different floor insulations 

 - London  Her majesty's stationery office  1958 
 - 61 
<br/><br/> Gallery 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>Accoustics
<br/><br/><label>Dewey Class. No.: </label>693.83  / L75N