Signet Book
- Lawrence of Arabia
- A Regency Christmas III
- A Regency Christmas IV
- A Regency Christmas II
- Rakes and Rogues
- Visions of Skyfire
- Dominion
- A Regency Christmas
- Murder at the Powderhorn Ranch
- Murder in Moscow
- Rapid Fire
- Lady Beware
- The Turn of the Screw and Other Short Novels
- Touch the Devil
- Ghouls, Ghouls, Ghouls
- The Bargain
- The American
- The Bone Collector
- The Fountainhead
- How the Great Religions Began
- The Reader's Companion to World Literature