I don't think there's one set way.
Usually I used do it this way:
Style of Cause: Roe v. Wade
Court: (1973) US Supreme Court
Facts: ...
Issue: ...
RATIO: ...
But this is up in Canada...you Americans probably do it differently.
Take a look at this sample...
http://andrew_redux.blogs.com/redux/...eWadeBrief.doc
Google around...