| Official |
|---|
| 3.8 | The History of Every Major Galactic Civilisation | 2:03 | Douglas Adams | The Hitch-Hiker’s Guide to the Galaxy: Primary Phase | Douglas Adams | Broadcast + Audio drama | | BBC | ISBN 0-563-38974-5, ZBBC 1499 CD |
| 3.8 | Fit the Sixth, Part 1: The History of Every Major Galactic Civilisation | 2:03 | Douglas Adams | The Hitch-Hiker’s Guide to the Galaxy: Primary Phase | Douglas Adams | Broadcast + Audio drama | | BBC Worldwide | ISBN:0-563-47788-1 |
| 3.8 | Fit the Sixth, Part 1: The History of Every Major Galactic Civilisation | 2:03 | Douglas Adams | The Hitchhiker’s Guide to the Galaxy: The Collector’s Edition | Douglas Adams | Broadcast + Compilation + Audio drama | | BBC | ISBN 0-563-47702-4 |
| 3.8 | Fit the Sixth, Part 1: The History of Every Major Galactic Civilisation | 2:03 | Douglas Adams | The Hitchhiker’s Guide to the Galaxy: Primary Phase | Douglas Adams | Broadcast + Audio drama | | BBC Audio | ISBN 0-563-47788-1 |
| 3.8 | The History of Every Major Galactic Civilisation | 2:03 | Douglas Adams | The Hitchhiker’s Guide to the Galaxy: The Complete Radio Series | Douglas Adams | Broadcast + Compilation + Audio drama | | BBC Audio | ISBN 0-563-50419-6 |
| 3.8 | The History of Every Major Galactic Civilisation | 2:12 | Douglas Adams | The Hitchhiker’s Guide to the Galaxy: The Complete Radio Series | Douglas Adams | Broadcast + Compilation + Audio drama | | AudioGO | |
| 3.8 | The History of Every Major Galactic Civilisation | 2:12 | Douglas Adams | The Hitchhiker’s Guide to the Galaxy: Primary Phase | Douglas Adams | Broadcast + Audio drama | | BBC Audio | ISBN 978-1-408-40976-3 |
| 3.8 | The History of Every Major Galactic Civilisation | 2:03 | Douglas Adams | The Hitchhiker’s Guide to the Galaxy: The Complete Radio Series | Douglas Adams | Broadcast + Compilation + Audio drama | | AudioGO Ltd. | ISBN 9781471316456 |
| 3.8 | The History of Every Major Galactic Civilisation | 2:03 | Douglas Adams | The Hitchhiker's Guide to the Galaxy: Primary Phase | Douglas Adams | Broadcast + Audio drama | | BBC Audio | ISBN 978-1-78-753320-2 |
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