Китоб пас аз сабти ном дастрас аст.
| Номи китоб: | World Of Ptavvs |
| Муаллиф: | Ларри Нивен, Larry Niven, |
| Соли нашр: | 0101 |
| Теъдоди саҳифаҳо: | Не известно |
| World of Ptavvs is a science fiction novel by Larry Niven, first published in 1966 and set in his Known Space universe. It was Niven's first published novel and is based on a 1965 short story of the same name. |