Found 2 books

C# in Depth

[en] C# in Depth Manning Publications

Skeet, Jon

download read it!
Groovy in Action · 2nd Edition

[en] Groovy in Action · 2nd Edition Manning Publications Co.

King, Dierk König Paul & Guillaume Laforge, Hamlet D'Arcy, Cédric Champeau, Erik Pragt & Skeet, Jon

download read it!