...
- Pro Wicket - "Pro Wicket" by Karthik Gurumurthy is now available as e-Book and hardcopy both.
- This covers 1.2, and has some information about what (the abandoned) 2.0 will add/change.
- Wicket in Action - "Wicket In Action" by Martijn Dashorst and Eelco Hillenius is available as e-Book and hardcopy.
- It covers 1.3. Sample chapters available.
- Enjoying Web Development with Wicket - "Enjoying Web Development with Wicket" by Kent Tong is now available as e-Book.
- It covers Wicket v7 and v6. The first two chapters are freely available.
...