Dvoretsky, M. Secrets of Opening Preparation, School of Future Champions 2
Dvoretsky, M. Secrets of Opening Preparation, School of Future Champions 2, Olms, Volume 23, 2007, 277 p markeerstift op 1 pagina
Dvoretsky, M. Secrets of Opening Preparation, School of Future Champions 2, Olms, Volume 23, 2007, 277 p markeerstift op 1 pagina