I've just messed up kde big time in an attempt to install some kind of GUI which'll let me burn audio CDs. Following on from this thread:

http://www.knoppix.net/forum/viewtopic.php?t=4020

I try to do

apt-get install kdm kde-base kdelibs4

and get

E: Couldn't find package kde-base

I can't find it searching the packages at www.debian.org, either.

Help, please, I'm stuck with Gnome and I loathe it!