Construction from an LCID value. The LCID can be a valid Windows/.NET supported LCID, or a TRADOS defined "LCID", such as 2108 for Gaelic (Scotland).

Construction from a 2 or 5 letter ISO code (i.e. with or without sublanguage/region). The 2 letter language code should be separated from the 2 letter country code with a dash. Examples: EN-US, DE-DE, SW-SE, JP