كيف تدرب دماغك: ٥٥ أسلوبًا لتدريب دماغك وزيادة قدراته وتقوية ذاكرتك: Brain Training: 55 Techniques to Exercise Your Brain, Increase Your Brain Power, and Improve Your Memory: Brain Training: 55 Techniques to Exercise Your Brain, Increase Your Brain Power, and Improve Your Memory
Kristi Jefferson