Sheffield, Charles
Chronological Checklist
Series – Proteus
- Sight of Proteus (New York: Ace Books, 1978)
- Proteus Unbound (London: New English Library, 1989)
- Proteus Manifest (New York: GuildAmerica/Science Fiction Book Club, 1989)
- Proteus Combined (New York: Baen Books, 1994)
- Proteus in the Underworld (New York: Baen Books, 1995)