StephenR.Covey简介：
Stephen Richards Covey was the author of the best-selling book, "The Seven Habits of Highly Effective People". Other books he wrote include "First Things First", "Principle-Centered Leadership", and "The Seven Habits of Highly Effective Families". In 2004, Covey released "The 8th Habit". In 2008, Covey released "The Leader In Me—How Schools and Parents Around the World Are Insp...
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