|
by Larry NivenMass Market Paperback details (United States). details (Germany). ISBN: 978-0-345-33430-5 ISBN-10: 0-345-33430-2 Del Rey · 1985 |
| See also: | ||
| 1997 | Paperback | The Ringworld Engineers |
| 1981 | Mass Market Paperback | The Ringworld Engineers |
| 1980 | Hardcover | The Ringworld Engineers |
| 1979 | Hardcover | The Ringworld Engineers |