Men and Machines
Robert Silverberg
The Men and the Mirror
Ross Rocklynne
Colbie & Deverel (1)
Men with Wings
Leslie F. Stone
Mendoza in Hollywood
Kage Baker
Company (3)
The Mercenaries
Ed Greenwood
Forgotten Realms: Double Diamond Triangle (3)
Bill Baldwin
The Helmsman (4)
Mercenary
Piers Anthony
Bio of a Space Tyrant (2)
Mercenary's Star
William H. Keith, Jr.
Battletech (7)
The Merchants of Souls
John Barnes
A Million Open Doors (3)
Merchanter's Luck
C. J. Cherryh
Company Wars (4)
Mercury
Ben Bova
The Grand Tour (14)
Mer-Cycle
Merlin's Booke
Jane Yolen
Merlin's Mirror
Andre Norton
The Merman's Children
Poul Anderson
The Merman's Children (1)
The Merman
L. Sprague de Camp
Mesmeric Revelation
Edgar Allan Poe
A Message to the Future
uncredited
The Messenger
Douglas Niles
Dragonlance: IceWall Trilogy (1)
Metal Fatigue
Sean Williams