Credo

From Author Wars - https://authorwars.com/books/credo-134548.html

Overview:

Title: Credo
Author: James Blish
Year: 1968
Type: Essays

Variant Titles:

1977. Credo (Gesprek met een lemming)

Editions/Publications:

Unknown. The Year's Best Science Fiction No. 1 (Unknown, James Blish, Sphere Books, 5/-, 207 pages, Paperback, Anthology)
Unknown. Best SF: 1967 (Unknown, James Blish, Berkley Medallion, $0.75, 256 pages, Paperback, Anthology)