See the list of current books that cover configuration management using cfengine.
Documentation -- getting to grips...
Cfengine has extensive documentation. The main challenge lies in finding what
you need. You can search for topics in the search text field in the top right
of the page, or you can browse the indices and contents of the documents
to your left. If you want to get started, you can try following links.:
Help can also be found in the discussion groups in the form
of hints and tips, which can be found on the cfengine Wiki project.