楊永華

3%的習慣決定未來10年工作成就：面對職場困境,別再情緖化 = 3% of habits can define 10 years of your career by: 金誠勇; 楊永華 (Language materials, printed) , [譯]

Excel VBA職場高效應用實例 by: 楊永華 (Language materials, printed) , [著]