Çakaloğlu, Halil. Başaranlar kulübü / Halil Çakaloğlu - Ankara : Çağhan Ofset, 2015. - 156 p. ; 21 cm. ISBN: 9786058389007 Subjects--Topical Terms: Growth (Psychology)Personal development.Personal growthSelf-improvement LC Class. No.: BF637.S8