Китоб пас аз сабти ном дастрас аст.
| Номи китоб: | The Ringworld Engineers |
| Муаллиф: | Larry Niven, |
| Соли нашр: | 1970 |
| Теъдоди саҳифаҳо: | Не известно |
| The sequel to “Ringworld”. Louis Wu, Speaker-to-Animals, and the Hindmost return to Ringworld. Their aim is to prevent cataclysm. In the process, they find themselves learning Ringworld’s incredible secrets. |