El duplicador de materia
From Author Wars - https://authorwars.com/books/el-duplicador-de-materia-2680878.html
Overview:
- Title: El duplicador de materia
- Author: Ralph Williams
- Year: 1970
- Type: Short Fiction
Editions/Publications:
- Unknown. Antología de novelas de anticipación X (Unknown, Ralph Williams, Acervo, 403 pages, Trade Paperback, Anthology)