poster software

hi I want to print a picture on 12 pieces of a4 paper so when joined together they appear seemless can anyone recommend some good software for it or just some tips in general
thank you
Answer #1
print shop 22 could probably help you
lil cheap program but alot of cool features
Answer #2
Poster Forge is a free program
which will do what you want.
Or try Poster Printer http://www.ronyasoft.com/products/poster-forge/