When the Sky Falls
From Author Wars - https://authorwars.com/books/when-the-sky-falls-115762.html
Overview:
Editions/Publications:
- Unknown. Analog Science Fiction/Science Fact, February 1972 (Unknown, Ben Bova, Condé Nast, $0.60, 180 pages, digest, MAGAZINE)
- Unknown. The Analog Science Fact Reader (Unknown, Ben Bova, St. Martin's Press, $7.95, 211 pages, Hardcover, Non-fiction)
- Unknown. The Analog Science Fact Reader (Unknown, Ben Bova, St. Martin's Press, $3.95, 211 pages, Trade Paperback, Non-fiction)
- Unknown. The Analog Science Fact Reader (Unknown, Ben Bova, Millington, ISBN-10: 0860000354, £2.75, 211 pages, Hardcover, Non-fiction)