Crossing Numbers on Phoebe
From Author Wars - https://authorwars.com/books/crossing-numbers-on-phoebe-944463.html
Overview:
- Title: Crossing Numbers on Phoebe
- Author: Martin Gardner
- Year: 1982
- Type: Short Fiction
- Series: SF Puzzles
Editions/Publications:
- Unknown. Puzzles from Other Worlds: Fantastical Brainteasers from Isaac Asimov's Science Fiction Magazine (Unknown, Martin Gardner, Oxford University Press, ISBN-10: 0192860666, £3.95, xii+189 pages, Trade Paperback, Collection)
- 1982 . Isaac Asimov's Science Fiction Magazine, March 15, 1982 (1982, Martin Gardner, Davis Publications, $1.50, 180 pages, digest, MAGAZINE)