Cheng, R. (2007). Practical chess exercises: 600 lessons from tactics to strategy. Tucson, AZ: Wheatmark.
Chicago Stili AlıntıCheng, Ray. Practical Chess Exercises: 600 Lessons From Tactics to Strategy. Tucson, AZ: Wheatmark, 2007.
MLA AlıntıCheng, Ray. Practical Chess Exercises: 600 Lessons From Tactics to Strategy. Tucson, AZ: Wheatmark, 2007.
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