Porquê?
From Author Wars - https://authorwars.com/books/porque-2832741.html
Overview:
- Title: Porquê?
- Author: Robert Silverberg
- Year: 1984
- Type: Short Fiction
Editions/Publications:
- Unknown. Mensagens do futuro (Unknown, Robert Silverberg, Livros do Brasil, 239 pages, Paperback, Anthology)