De voor-de-hand-liggende factor

From Author Wars - https://authorwars.com/books/de-voor-de-hand-liggende-factor-1449761.html

Overview:

Title: De voor-de-hand-liggende factor
Author: Isaac Asimov
Year: 1976
Type: Short Fiction

Editions/Publications:

Unknown. De zwarte weduwnaars (Unknown, Isaac Asimov, Bruna, ISBN-10: 9022916790, 207 pages, Paperback, Collection)