The most reliable sources as of this writing are:
After testing over a dozen community uploads, analyzing file integrity from the Redacted and CS.RIN.RU forums, and verifying compatibility with the latest Steam client (build version 58.0), we have identified the . call of duty black ops 2 pc english language pack best
For some versions (like Polish), you may need to navigate to the sound folder and manually rename all files from *.polish.* to *.english.* after installing the pack. The most reliable sources as of this writing
: Restores the original voice acting and official English fonts that may be missing in regional versions. call of duty black ops 2 pc english language pack best