游心薇

交涉的武器 : = 20個專業級的談判原則 : 辣腕交涉高手從不外流,精準談判的最強奧義,首度大公開! = The weapons of negotiation / by: 格斯登 ((Goldstein, Ryan),) (1970-); Goldstein, Ryan, (1970-); 游心薇 (Language materials, printed)

沉默的銷售之神 : = 用下巴、呼吸,不開口業績就翻轉五倍! / by: 松橋良紀; 游心薇 (Language materials, printed)