Refactoring Fundamentals: Learn to improve and restructure your code safely - a

xUnit Test Patterns: Refactoring Test Code

Refactoring-Improving the Design of Existing Code-Martin Fowler-Addison-Wesley

Refactoring: Improving The Design Of Existing Code, Martin Fowler (2nd Edition)

Refactoring: Improving the Design of Existing Code (2nd Edition) Martin Fowler

Refactoring Improving the Design of Existing Code 2nd edition by Martin Fowler

Refactoring Improving the design of existing code 2nd edition Martin Fowler

Xunit Test Patterns: Refactoring Test Code - Gerard Meszaros - Addison Wesley