向晚天

談判厚黑學 = Human being's ture face : 巧詐勝於雄辯的厚黑勝經 by: 向晚天 (Language materials, printed) , [編著]

做人圓融，做事輕鬆 by: 向晚天 (Language materials, printed) , [編著]

口水厚黑學 = Human being's ture face : 把口水抹在刀口上的巧辯智典 by: 向晚天 (Language materials, printed) , [編著]

見什麼人，說什麼話 = Say appropriately to different people : 說話能力決定做多少生意 by: 向晚天 (Language materials, printed) , [編著]

狗嘴也能吐出象牙 by: 向晚天 (Language materials, printed) , [編著]