Mine is Grandmaster chess structures (just started) or The Art of Attack by Vladimir something/
Nimzowitsch: My System. Reti: Masters of the chess board. Keres and Kotov: The art of the middle game. Larsen: Best games. Donner: The King.
Plus a lot of books only available in Danish, Norwegian, Swedish or German.
The Joys of chess by Christian Hesse
Mine is Grandmaster chess structures (just started) or The Art of Attack by Vladimir something/