How should the Judge behave: Colorado Rules of Judicial Conduct

How should an attorney behave: Colorado Rules of Professional Conduct

Domestic Relations LAW: Title 14 Statutes

Comprehensive File, including Colorado Rules of Court Procedures (C.R.C.P.), Appellate Rules, etc, etc.: Best comprehensive file.

Below is a link to full Colorado Revised Statutes, including the above Title 14 Statutes. This however has a lot of good case law references. 
Colorado Revised Statues