http://unit.aist.go.jp/itri/knoppix/...-knoppix/main/

is a link to the Knowing Knoppix book by Phil Jones (You need to scroll down the page)

http://www.pjls16812.pwp.blueyonder....pix/index.html

is a link for buying the book and other details/ downloadable versions

It is based around Knoppix 3.3, but much of the book's content still helps.