Petra

From Author Wars - https://authorwars.com/books/petra-1551698.html

Overview:

Title: Petra
Author: Greg Bear
Year: 1994
Type: Short Fiction

Editions/Publications:

Unknown. Mirrorshades (Unknown, Greg Bear, Mondadori, €4.90, 360 pages, Paperback, Anthology)
Unknown. Mirrorshades: l'antologia della fantascienza cyberpunk (Unknown, Greg Bear, Bompiani, ISBN-10: 8845221512, Lit 13,000, 312 pages, Trade Paperback, Anthology)