Star Trek Log One
Alan Dean Foster
Star Trek Log (1)
Star Trek Log Nine
Star Trek Log (9)
Star Trek Log Four
Star Trek Log (4)
Star Trek Log Five
Star Trek Log (5)
Star Trek Log Eight
Star Trek Log (8)
Living With Star Trek: American Culture and the Star Trek Universe
Lincoln Geraghty
The Lives of Dax
Marco Palmieri
Star Trek: Deep Space Nine Relaunch (9)
Line of Fire
Peter David
Star Trek: The Next Generation Starfleet Academy (2)
The Light
Jeff D. Jacques
COE (3)
Lifeline
Bobbi J. G. Weiss & David Cody Weiss
Star Trek Voyager Starfleet Academy (1)
The Liberated
Dafydd ab Hugh
Star Trek: Deep Space Nine (26)
Let's Trek: The Budget Guide to the Federation 1995
James Van Hise
Star Trek: Nonfiction (1)
Lesser Evil
Robert Simpson
DS9 Unnumbered (17)
Legends of the Ferengi
Ira Steven Behr & Robert Hewitt Wolf
Star Trek: Deep Space Nine (7)
Legacy
Michael Jan Friedman
Star Trek: The Original Series (56)
The Left Hand of Destiny: Book Two
J. G. Hertzler & Jeffrey Lang
DS9 Unnumbered (20)
The Left Hand of Destiny: Book One
DS9 Unnumbered (19)
The Last Stand
Brad Ferguson
Star Trek: The Next Generation Numbered (37)
The Last Round-Up
Christie Golden
Pocket Unnumbered (24)
The Last Generation #5
IDW
The Last Generation (5)