Chess for the Gifted & Busy: A Short But Comprehensive Course From Beginner to Expert - Second Revised Edition

Chess for the Gifted & Busy: A Short But Comprehensive Course From Beginner to Expert - Second Revised Edition (Comprehensive Chess Course)

Chess Training Pocket Book II: 320 Key Positions for players of all levels

Chess Training Pocket Book: 300 Most Important Positions (Comprehensive Chess Course Series)