6 books • 7 series
St (Star Trek (Unnumbered Audio))
Pool Party Panic (The secret world of Alex Mack)
Atlantis Station (Star Trek Next Generation: Starfleet Academy (Pb), #5) (Star Trek: The Next Generation, Starfleet Academy, #5)
Windows on a Lost World (Star Trek: The Original, #65) (Star Trek, #65)
Imbalance (Star Trek: The Next Generation, #22)
Enemy Unseen (Star Trek: The Original) (Star Trek)