مراجعات كتب rolf dobelli
Rolf Dobelli
Rolf Dobelli is a Swiss author and businessman. He began his writing career as a novelist in 2002, but he is best known internationally for his bestselling non-fiction The Art of Thinking Clearly (2011, English 2013), for which The Times has called him "the self-help guru the Germans love".
لا يوجد مراجعات على كتب هذا المؤلف حتى الآن
