Star Trek Log Seven, Log Eight, Log Nine
For the first time, all three books in one volume!

Star Trek Log Seven, Log Eight, Log Nine is a compilation of Star Trek Log 7, Star Trek Log 8, and Star Trek Log 9, written by Alan Dean Foster. Published by Del Rey, it was first released in .

Summary 
From the book jacket
Three thrilling adventuresFeaturing Captain Kirk and the crew of the 

Log Seven
Log Eight

Log Nine
 Background information 
 This collection omitted Log Ten.
 Not to be confused with Star Trek Logs 7-10'', a omnibus released by Pocket Books to the UK and Australia in  with near-identical formatting, which included Log Ten.

Log Seven, Log Eight, Log Nine
Log Seven, Log Eight, Log Nine