Secrets of Podcasting: Audio Blogging for the Masses
Bart G. Farkas
Published by: Peachpit Press on August 2005
Takes you through the steps for creating podcasts. You don't need to know anything and you don't need an iPod. I reckon I should add some podcasts to this site one day soon!
The problem with this is that the equipment and software is changing rather rapidly and so if you need to buy a recording device now (may 2006) this probably is not going to be a good source.
Maybe too many interviews in the book.