Dirk Gently's Holistic Detective Agency
| Book | Dirk Gently's Holistic Detective Agency |
| Format | Paperback |
| Language | English |
| Copyright | 1987 |
| Author | Douglas Adams |
| Series | Dirk Gently |
| Format | Paperback |
| Language | English |
| Copyright | 1987 |
| Pages / Font | 306 pages |
| ISBN | 978-0-67174672-8 |
| Series Number | 1 |