Afterword: Summertide
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Overview:
- Title: Afterword: Summertide
- Author: Charles Sheffield
- Year: 1981
- Type: Essays
Editions/Publications:
- Unknown. Hidden Variables (Unknown, Charles Sheffield, Ace Books, ISBN-10: 0441329918, $2.75, viii+359 pages, Paperback, Collection)
- 2018 . Hidden Variables (2018, Charles Sheffield, Phoenix Pick, ISBN-10: 9781612424125, $14.99, 348 pages, Trade Paperback, Collection)
- 2018 . Hidden Variables (2018, Charles Sheffield, Phoenix Pick, ISBN-10: 9781612424132, $5.99, pages, ebook, Collection)