Talk:ISO 20121

Prior content in this article duplicated one or more previously published sources. The material was copied from: [New ISO 20121 standard for sustainable events management], [London 2012 drives new international standard for sustainable event management], and https://web.archive.org/web/20210127124628/http://aroundtherings.com/site/A__40367/. Copied or closely paraphrased material has been rewritten or removed and must not be restored, unless it is duly released under a compatible license. (For more information, please see "using copyrighted works from others" if you are not the copyright holder of this material, or "donating copyrighted materials" if you are.)

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