(Leon Rosser) and Don-a-Vee Jeep
both offer Factory full doors (you'll need to paint them though) brand new for what many junk yards sell used ones for. You may need to buy the interior panels, and some trim pieces seperately, but they can set you up with all the parts needed. The other option would be to check on-line (since we know you have access) at some of the off-road classified listings. Dirt Road
has a pretty good listing of Jeep parts. Well, I hope this helped. Happy Jeepin'!