ISO to IPod

[qanda]This thread is about the Apple iPod Nano (2GB, black). Click here to see full specs[/qanda]Greetings. I am of course a newbie to the forum and have traversed the log for a similar question but cannot seem to find it. Mine is - I have a foreign language CD (well 3) and I would like to take them on the road in my IPOD nano. the files I see are in ISO format. My questions is “how do I go from ISO to something that the IPOD will recognize and play”? I appreciate the look and help in advance.