User Stories Applied: For Agile Software Development (Addison Wesley Signature Series (Beck))

Test Driven Development: By Example (Addison Wesley Signature Series (Beck))

Agile Game Development: Build, Play, Repeat (Addison Wesley Signature Series (Cohn))

Implementation Patterns (Addison Wesley Signature Series (Beck))

Growing Object Oriented Software, Guided by Tests (Addison Wesley Signature Series (Beck))