World's Best Science Fiction

From Author Wars - https://authorwars.com/books/worlds-best-science-fiction-2807378.html

Overview:

Title: World's Best Science Fiction
Author: Donald A. Wollheim Terry Carr
Year: 1969
Type: Anthologies

Editions/Publications:

Unknown. World's Best Science Fiction (Unknown, Donald A. Wollheim, Gollancz, ISBN-10: 0575002913, 30/-, 320 pages, Hardcover, Anthology)
Unknown. World's Best Science Fiction (Unknown, Terry Carr, Gollancz, ISBN-10: 0575002913, 30/-, 320 pages, Hardcover, Anthology)