Series 1973010203040506070809101112  
Star Trek (Gold Key) - - 17 - - 18 - 19 - 20 - 21 -
Star Trek (Bantam) 9 - - - - - - - - - - - -
The trouble with Tribbles (Ballantine/DelRey)           1                  
The world of Star Trek (Ballantine/DelRey)   1                          
Star Trek: The animated series                     1, 2, 3, 4 5, 6, 7, 8 9, 10, 11, 12 13, 14