Hello Oliver,
Here are some books that I've found useful over the years on the three
topics you mention. The books at the top are relatively new ones. Some are
annotated.
Chauncey
Cooper, A., Reimann, R., & Cronin, D. (2007). *About face 3: The essentials
of interaction design.* Indianapolis, IN: Wiley.
Courage, C., & Baxter, K. (2004). *Understanding your users: A practical
guide to user requirements methods, tools, and techniques.*
Dorst, K. (2004).