| • | Concurrent Programming in Java: Design Principles and Patterns Doug Lea (Addison-Wesley, 1999) |
| • | Effective Java Programming Language Guide Joshua Bloch (Addison-Wesley, 2001) |
| • | Extreme Programming Explained: Embrace Change Kent Beck (Pearson Education, 1999) |
| • | JUnit.org A Web site dedicated to developers who use JUnit and other XUnit testing frameworks |