Gateways #2: Chain Mail (Star Trek: The Original Series)
Gateways #5: No Man's Land (Star Trek: Voyager)
Gateways #4: Demons of Air and Darkness (Star Trek: Deep Space Nine)
Gateways Book Seven: What Lay Beyond (Star Trek 7)
Gateways #6: Cold Wars (Star Trek: The Next Generation)
Star Trek: The Next Generation: Stargazer: Three