I whipped up a quick little document to use in play, that I think has all the stuff that would come up that might benefit from a quick reference sheet. The document is meant to be printed as a digest-sized booklet using Adobe Reader's booklet printing function. There are no bells and whistles, no art, just a plain document with the tables that is designed to be easy on your printer.
Download Link: DCC RPG Ref Sheets
Check it out, and let me know how it goes if you use it. Also, let me know if you find any errors, or would like something added that you think is likely to come up frequently in play.