(1995). International standard ISO 140. Acoustics - measurement of sound insulation in buildings and of building elements ==: Acoustique- mesurage de l'isolation acoustique des immeubles et des elements de construction (2nd ed.). Geneve: International Organization for Standardization.
Chicago Style CitationInternational Standard ISO 140. Acoustics - Measurement of Sound Insulation in Buildings and of Building Elements ==: Acoustique- Mesurage De L'isolation Acoustique Des Immeubles Et Des Elements De Construction. 2nd ed. Geneve: International Organization for Standardization, 1995.
MLA CitationInternational Standard ISO 140. Acoustics - Measurement of Sound Insulation in Buildings and of Building Elements ==: Acoustique- Mesurage De L'isolation Acoustique Des Immeubles Et Des Elements De Construction. 2nd ed. Geneve: International Organization for Standardization, 1995.