As Zibin says, if you’re just wanting to burn a CD on your computer, you can export as 16-bit wav files. Windows Media burns a CD easily, if you’re on Windows.
There are specialized tools for red book standard. Wavelab is one of them.
Lots of us amateurs do our own “mastering” using Cubase. It’s not a simple subject for a single post, but there are many resources online about it. In my case, I’m using the Ozone plugin from iZotope. But there are plugins supplied with Cubase that cover it as well. You would put them on the master buss. The aim is to lightly compress, final equalization, maybe a little amp distortion simulation, and loudness. The cubase loudness plugin is called Maximizer. Some also use multi-band compression (also in Cubase) and some are violently against it! MBC is difficult to use.
Find a guide from Ozone that explains a lot even if you don’t use Ozone: