The World Within the World
Steven Utley
Silurian Tales (1)
World War Z: An Oral History of the Zombie War
Max Brooks
World War Z (1)
The World Turned Upside Down
David Drake & Eric Flint & Jim Baen
A World Torn Asunder
Derek Gunn
Vampire Apocalypse (1)
A World Too Near
Kay Kenyon
The Entire and the Rose (2)
The World That Couldn't Be
Clifford D. Simak
The World Swappers
John Brunner
The World Shuffler
Keith Laumer
Lafayette O'Leary (2)
The World She Wanted
Philip K. Dick
The World Set Free
H. G. Wells
The World Outside
Robert Silverberg
Urban Monad (1)
A World Out of Time
Larry Niven
State (1)
World Out of Mind
J. T. McIntosh
A Private Cosmos
Philip José Farmer
The World of Tiers (3)
The Gates of Creation
The World of Tiers (2)
The Maker of Universes
The World of Tiers (1)
World of the Starwolves
Edmond Hamilton
Starwolf (3)