| Artist | : | President Obama Makes Historic Speech to America's Students - English subtitles |
| Title | : | Boston English Centre |
| Duration | : | 993 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |
| Artist | : | President Obama Makes Historic Speech to America's Students - English subtitles |
| Title | : | Boston English Centre |
| Duration | : | 993 |
| Source | : | Youtube |
| Type of file | : | Audio/Video (.mp3 .mp4) |