with GUI's:
First install gnomebaker.make an iso file of ur CDs via isomaster
now import the iso file in gnomebaker or any cd/dvd writing softwares for eg:k3b if ur using kde and burn.
@khaitan
if u got 2 cd/dvd drives u can make it via cd copy.You can use GNomebaker for that.select Tools>Copy CD/dvd option.yeah these apps takes the safer side of creating bin iso's.