Frost and Fire
Roger Zelazny
Glacier's Edge
R.A. Salvatore
The Way of the Drow (2)
Destination Moon
Robert A. Heinlein
The Valkyrie
Deborah Davitt
The Saga of Edda-Earth (1)
Upsetting the Balance
Harry Turtledove
Worldwar Series (3)
Worldwar Striking the Balance
Worldwar Series (4)
Worldwar: In/Tilting the Balance
Worldwar Series (1)