Standard test method for sound absorption and sound absorption coefficients by the reverberation room method
Subtitle: designation C 423-02a.
Series: ASTM standards -- C423-02A
Publisher: ASTM International
Published: 2003
Place of publication: West Conshohocken, PA
Language: eng
Number of pages: 11
Notes: "Current edition approved Dec. 10, 2002".

Previous ed. published 2002 as C423-02 -- Originally published 1958.

Cover title.