La guerre des mouches

From Author Wars - https://authorwars.com/publications/la-guerre-des-mouches-434769.html

Overview:

Title: La guerre des mouches
Author: Jacques Spitz
Year: Unknown
Publisher: Marabout
Pages: 175
Binding: Paperback
Type: Novel
Title Reference: La guerre des mouches
Notes: Unknown printing rank (pub date circa 1971 as per titles listed at the end of the book, the last being #377 for the SF subseries), which is not coherent with "70/No 15" on bc, corresponding to the likely true first printing. No price on book (price category: 1 star on bc). Artist not credited as usual.