por Tao, Hanzhang [autor] | Trabal, Betty [traductor] | Sun Tzu, s. VI a.C. Sunzi bing fa.
por Tracy, Brian [autor] | Trabal, Betty [traductor] | Tracy, Brian. Million Dollars Habits.
por Hamel, Gary [autor] | Zanini, Michele [autor] | Trabal, Betty [traductor] | Hamel, Gary. Humanocracy.
por Charan, Ram [autor] | Willigan, Geri [autor] | Giffen, Deb [autor] | Trabal, Betty [traductor] | Charan, Ram. High-potential leader.