The Science Fiction Achievement Awards (the Hugos) in the Past

From Author Wars - https://authorwars.com/books/the-science-fiction-achievement-awards-the-hugos-in-the-past-1647508.html

Overview:

Title: The Science Fiction Achievement Awards (the Hugos) in the Past
Author: uncredited
Year: 1990
Type: Essays

Editions/Publications:

Unknown. ConFiction: The 48th World Science Fiction Convention (Unknown, uncredited, Stichting Worldcon 1990, None, 152 pages, quarto, Non-fiction)