西姆塞爾 ((Himsel, Deborrah))

另類領導 by: Himsel, Deborrah; 楊秉勳; 西姆塞爾 ((Himsel, Deborrah)) (Language materials, printed) , [著]

想升遷?先學高效領導! by: Himsel, Deborrah; 西姆塞爾 ((Himsel, Deborrah)) (Language materials, printed) , [著]

黑色領導 : 從影集《黑道家族》談傑出領導的秘密 by: Himsel, Deborrah; 楊謹忠; 西姆塞爾 ((Himsel, Deborrah)) (Language materials, printed) , [著]