A Meeting With Medusa/Green Mars (Special Double Release)

Eye for Eye/the Tunesmith (Tor Science Fiction Double, No 27)

Validate Me Quick: I'm Double Parked! (Brown, Toni Sorenson. Shirley You Can Do It! Book.)

Double Duty

The Ugly Little Boy and the Widget, the Wadget, and Boff (Tor Double, No 9)

Double Helix

Double Bill

His Double Her Trouble (Harlequin Temptation, No 755)

Double Exposure (Harlequin Special Edition, No 636)

Double Deal : The Inside Story of Murder, Unbridled Corruption, and the Cop Who Was a Mobster