Jon Skeet

Real-World Functional Programming: With Examples in F# and C#

By Tomas Petricek, Jon Skeet

Groovy in Action

By Dierk Konig, Andrew Glover, Paul King, Guillaume Laforge, Jon Skeet

Groovy in Action

By Dierk Koenig, Guillaume Laforge, Paul King, Jon Skeet, Hamlet D'Arcy