I saw a post at allpm.com announcing a new web site with a ratings/review engine for pm books and software. It looks like it is just getting off the ground, but it could be a useful resource if it takes off:
www.pmkb.com [1]
Bernard Ertl
eTaskMaker Project Planning Software [2]
www.pmkb.com [1]
Bernard Ertl
eTaskMaker Project Planning Software [2]