ASA S12.57-2011 American National Standard Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering/survey methods for use in situ in a reverberant environment
2011ASA S12.57-2011 American National Standard Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Engineering/survey methods for use in situ in a reverberant environment
2002ASA S12.57-2002 Acoustics ?Determination of Sound Power Levels of Noise Sources using Sound Pressure Comparison Method in Situ