Comme des mouches

From Author Wars - https://authorwars.com/books/comme-des-mouches-1631361.html

Overview:

Title: Comme des mouches
Author: Robert Silverberg
Year: 1971
Type: Short Fiction

Editions/Publications:

Unknown. Le chemin de la nuit (Unknown, Robert Silverberg, Flammarion, €24.00, 726 pages, Trade Paperback, Collection)
Unknown. Après demain, la Terre... (Unknown, Robert Silverberg, Casterman, 354 pages, Hardcover, Anthology)