Other books
The Ultimate Dracula (1991) (with others)
The Ultimate Frankenstein (1991)
The Ultimate Werewolf (1991)
The Ultimate Dinosaur (1992) (with Robert Silverberg)
The Ultimate Witch (1993) (with John Gregory Betancourt)
The Ultimate Zombie (1993) (with John Gregory Betancourt)
The Ultimate Alien (1995) (with others)
The Ultimate Dragon (1995)
The Ultimate Undead (2006) (with John Gregory Betancourt)
The Ultimate Frankenstein (1991)
The Ultimate Werewolf (1991)
The Ultimate Dinosaur (1992) (with Robert Silverberg)
The Ultimate Witch (1993) (with John Gregory Betancourt)
The Ultimate Zombie (1993) (with John Gregory Betancourt)
The Ultimate Alien (1995) (with others)
The Ultimate Dragon (1995)
The Ultimate Undead (2006) (with John Gregory Betancourt)
