2009-11-21T20:13:52-06:00 http://www.ethnologue.com/oai_server.asp?verb=ListMetadataFormats oai_dc http://www.openarchives.org/OAI/1.1/dc.xsd http://purl.org/dc/elements/1.1/ olac http://www.language-archives.org/OLAC/0.4/olac.xsd http://www.language-archives.org/OLAC/0.4/