Planète à gogos

From Author Wars - https://authorwars.com/publications/planete-a-gogos-332076.html

Overview:

Title: Planète à gogos
Author: Frederick Pohl, M. C. Kornbluth
Year: 1971
Publisher: Denoël
Pages: 219
Binding: Paperback
Type: Novel
Title Reference: Planète à gogos
Notes:
- Possible first printing.
- DL = 3rd trimester 1971.
- As with all French books, publication date is based on printing date.
- No price on book.
- Cover not illustrated (planet-and-shadow logo).
- Note that both authors' surnames are mispelled on title page and cover; moreover, title page has "M. C. Kornbluth" and front cover "c.-m. kornbluth".