Timothy J. Koegel

도서
The Exceptional Presenter The Exceptional Presenter
The Exceptional Presenter
2007년
The Exceptional Presenter Goes Virtual The Exceptional Presenter Goes Virtual
The Exceptional Presenter Goes Virtual
2010년
The Exceptional Presenter Goes Virtual The Exceptional Presenter Goes Virtual
The Exceptional Presenter Goes Virtual
2021년
Executive Summary of The Exceptional Presenter Goes Virtual Executive Summary of The Exceptional Presenter Goes Virtual
Executive Summary of The Exceptional Presenter Goes Virtual
2020년