BS-EN-ISO-11688-1 Complete Document History
Acoustics. Recommended practice for the design of low-noise machinery and equipment

Complete Current Edition:
   2009 EDITION - ACOUSTICS, RECOMMENDED PRACTICE FOR THE DESIGN OF LOW-NOISE - May 31, 2010

Obsolete Revision Information:
   1998 EDITION - ACOUSTICS, RECOMMENDED PRACTICE FOR THE DESIGN OF LOW-NOISE - Aug. 15, 1998