The Ringworld Engineers

From Author Wars - https://authorwars.com/publications/the-ringworld-engineers-652521.html

Overview:

Title: The Ringworld Engineers
Author: Larry Niven
Year: 1980
ISBN-10: 0030213762
Publisher: Holt, Rinehart and Winston
Price: $9.95
Pages: xiii+357
Binding: Hardcover
Type: Novel
Title Reference: The Ringworld Engineers
Notes:
• Third printing by number line 4 6 8 10 9 7 5 3 • The novel was much anticipated and reprinted several times in the first few months; month is arbitrary to place after the first printing • Still retains the date code 0380 on front flap • "Jacket Painting by Dale Gustafson" on rear flap