• Crystal Witness (Bantam Spectra 1989, ISBN 0-553-27984-X)
• Shivering World (Bantam Spectra 1991, ISBN 0-553-29051-7)
• One Mind’s Eye (New York: Bantam Spectra 1996, ISBN 0-553-57511-2)
• Shivering World (revised. Bethany House 2004, ISBN 0-7642-2676-2)

Short Stories

• “Their New Masters”
  EAT MY MARTIAN DUST
  Baker Books, Grand Rapids MI, 2005