Author, Writer · 60 titles
The Forever WarBook· 1974Author
Robot Jox - Os Gladiadores do FuturoFilm· 1990Writer
MindbridgeBook· 1976Author
Worlds apartBook· 1983Author
Forever FreeBook· 1999Author
World Without EndBook· 1979Author
Tool of the tradeBook· 1987Author
All My Sins RememberedBook· 1977Author
CamouflageBook· 2004Author
Dealing in FuturesBook· 1985Author
Infinite dreamsBook· 1978Author