Since it's possible that noone directly answered your question, downloading the trial (incomplete) version of SUSE 9.1 Personal is free. Upgrading to the full version of SUSE 9.1 Personal costs something like $30. The Pro version, which also happens to come with useful reference manuals that each SUSE member should read, costs around $80-90.
Here are more explicit instructions on how to burn a bootable ISO 9660 CD (the CD format Linux understands):
Ignore the fact that that information is on a Debian site, the procedures for Nero are valid for the SUSE CD. If you have Nero Express, I have had success just choosing the "burn a CD image."