Stock libraries

Photospin
iStockphoto
PunchStock
ShutterStock
Steve Bloom
Buy Image
Field in Focus
Inmagine
Alamy
Gettyimages
Big Stock
Micro Stock

Photoshop tutorials

Good-tutorials
Planet Photoshop
AbsoluteCross
Photoshop Cafe
Photoshop Support
Tutorialman
PS Lover
Perfect Pixels
Heathrowe
Tutorial Outpost
Absolute Cross
Phong
Team Photoshop
Tutorialized