Ringworld

From Author Wars - https://authorwars.com/publications/ringworld-250582.html

Overview:

Title: Ringworld
Author: Larry Niven
Year: 1972
ISBN-10: 0345027590
Publisher: Ballantine Books
Price: $1.25
Pages: 342
Binding: Paperback
Type: Novel
Title Reference: Ringworld
Notes:
• "Fourth Printing: June, 1972"; no number line • The artist is not credited, no visible signature on the artwork • Printed in the US