Ringworld
From Author Wars - https://authorwars.com/books/ringworld-860667.html
Overview:
- Title: Ringworld
- Author: Gary Viskupic
- Year: 1979
- Type: Cover Art
Editions/Publications:
- Unknown. Ringworld (Unknown, Gary Viskupic, Holt, Rinehart and Winston / SFBC, $3.98, vi+313 pages, Hardcover, Novel)