Tracking out mixes with Ableton Live?

Hi everyone- I am a Dj and I have long recorded mixes "live", using tapedecks, then burners, garageband,etc. I recently got ABleton live and was wondering if anyone can tell me how to take an 80min continuous mix and separate it so when i burn it onto cds, the listener can cycle through the tracks?

Drop it in Ableton, click on where you want it to separate, hit cntrl+e/Apple+E and continue on. Once you finished bounce them down one at a time and then your finished