KJV - For when the Gentiles, which have not the law, do by nature the things contained in the law, these, having not the law, are a law unto themselves:

ASV - (for when Gentiles that have not the law do by nature the things of the law, these, not having the law, are the law unto themselves;

BBE - For when the Gentiles without the law have a natural desire to do the things in the law, they are a law to themselves;

WEB - (for when Gentiles who don't have the law do by nature the things of the law, these, not having the law, are a law to themselves,

YLT - For, when nations that have not a law, by nature may do the things of the law, these not having a law -- to themselves are a law;

Notes