Private Enterprise Goes into Orbit
From Author Wars - https://authorwars.com/books/private-enterprise-goes-into-orbit-196249.html
Editions/Publications:
- Unknown. Prometheans (Unknown, Ben Bova, Tor, ISBN-10: 0812532198, $2.95, 278 pages, Paperback, Collection)
- Unknown. Mercury and Prometheans (Unknown, Ben Bova, Tor, ISBN-10: 9780765385499, $9.99, 681 pages, Paperback, Omnibus)
- 2011 . Prometheans (2011, Ben Bova, Tor, $11.99, ebook, Collection)
- 2015 . Mercury and Prometheans (2015, Ben Bova, Tor, ISBN-10: 9780765387240, $9.99, pages, ebook, Omnibus)