Christmas plus 20

From Author Wars - https://authorwars.com/books/christmas-plus-20-852841.html

Overview:

Title: Christmas plus 20
Author: Ben Bova
Year: 1977
Type: Essays
Series: Editorial (Analog)

Editions/Publications:

Unknown. Analog Science Fiction/Science Fact, January 1977 (Unknown, Ben Bova, Condé Nast, $1.00, 180 pages, digest, MAGAZINE)