Catholic Church Architecture
Guidelines of the National Conference of Catholic Bishops
This book replaces the 1978 "Environment & Art" and is also available in print editions: order by telephoning 800-235-8722. Ask for publication number 5-395 for the unbound edition (three-hole-punched, with tabbed dividers) or 5-408 for the bound edition. The cost is $11.95 for a single copy.
From Spring Hill College in Mobile, Alabama, this website has dozens of links to articles and websites.
27 Articles on Church Art, Architecture and Renovation issues archived online
Click on Holy See (English) for an online tour of the Sistine Chapel and other famous msterpieces.