Milo O. Frank オーディオブック

How To Get Your Point Across In 30 Seconds Or Less (Abridged) How To Get Your Point Across In 30 Seconds Or Less (Abridged)
1985年
How to Run A Successful Meeting In 1/2 the Time (Abridged) How to Run A Successful Meeting In 1/2 the Time (Abridged)
1989年