The Church does not publish an encyclopedia.
Then what are these?
http://www.catholic.org/encyclopedia/
http://oce.catholic.com/index.php?title=Home
http://www.amazon.com/Catholic-Encyclopedia-Robert-C-Broderick/dp/0840731752
http://www.logos.com/product/8511/the-catholic-encyclopedia
nl is one of a very few posters I will not respond to except to so inform them.