Publishers
Ace
Arkham House
Baen
Bantam
Baronet
Berkley
Berkley/Putnam
Centaur Press
Cryptic Publications
Dell
Donald M. Grant
FAX Collector's Editions
Gnome Press
George Hamilton
Joe & Mona Marek
Lancer
Millenium
Necronomicon Press
Neville Spearman
New English Library
Orbit
Robinson
Small press and others
Panther
Peter Haddock
Science Fiction Book Club
Sphere
Wandering Star
Zebra