CIDER's quick reference is a single-page pdf containing the essential commands one needs to know to use CIDER effectively. You're encouraged to print it, laminate it and keep it on your desk.
If you want to make changes to it you should first edit cider-refcard.tex and then run the following command
to regenerate the pdf file:
$ pdflatex cider-refcard.tex
Note that you might have to install pdflatex first. You can find instructions for all major operating
systems here.