Laws of UX
Jon Yablonski
Type Rules!
Ilene Strizver
Handbook of Usability Testing
Jeffrey Rubin
Usable Usability
Eric Reiss
Designing Search
Greg Nudelman
Android™ Design Patterns: Interaction Design Solutions for Developers
Evil By Design
Chris Nodder
Don't Make Me Think
Steve Krug
Design for Hackers: Reverse-Engineering Beauty
David Kadavy
Understanding Color
Linda Holtzschue
Designing For The Digital Age: How to Create Human-Centered ...
Kim Goodwin
The Essential Guide to User Interface Design
Wilbert O. Galitz
About Face
Alan Cooper & Robert Reimann & David Cronin & Chris Noessel
Communicating the User Experience
Richard Caddick & Steve Cable