Recommend a Java book

Question

Java

At the moment, the main language for me is C#.
Haven't written in Java for about a year. I want to refresh my knowledge.
Recommend a CLR level book via C# Richter, only about Java.
Thank you.

ps Priority options with the possibility of buying an electronic version.

Answer 1

Platinum question

Answer 2

Thinking in Java by Bruce Eckel, Effective Java by Joshua Bloch.