With 10 percent discount compared to individual volumes. (Chess Strategy Workbook. Volume 1: Typical Techniques and Maneuvers: Single Pieces + Volume 2: Combination of Pieces). The books are intended for intermediate and stronger players. The explanations are always followed by practical examples and exercises. Further description at particular volumes. Author is an IM from Spain. Series Shakhmatny universitet nos. 155 + 156. 8 pictures.