Размер видео: 1280 X 720853 X 480640 X 360
Показать панель управления
Автовоспроизведение
Автоповтор
wow! This lecture is a gift!
a very talent Professor, very cool lecture
Wow he has aSouth African accent!
wow! This lecture is a gift!
a very talent Professor, very cool lecture
Wow he has aSouth African accent!