Star Trek: Alien Spotlight - Volume 2
You may also be looking for the series itself.

Premise
Solicitation blurb
Cardassians, Klingons, Q, Romulans, and Tribbles. Five different and distinct alien races, all part of the Star Trek universe. Alien Spotlight Volume 2 introduces five stand-alone stories that take you on unique and intriguing adventures, each focusing on an alien species that has come into contact – and often conflict – with the United Federation of Planets!

Contents
 "Alien Spotlight: Cardassians"
 "Alien Spotlight: Klingons"
 "Alien Spotlight: Q" 
 ""
 "Alien Spotlight: Tribbles"

Credits
 Written by:
 Arne and Andy Schmidt ("Cardassians")
 Keith R.A. DeCandido ("Klingons")
 Scott Tipton and David Tipton ("Q")
 Ian Edginton ("Romulans")
 Stuart Moore ("Tribbles")
 Art by:
 Agustin Padilla ("Cardassians")
 J.K. Woodward ("Klingons")
 Elena Casagrande ("Q")
 Wagner Reis ("Romulans")
 Mike Hawthorne ("Tribbles")
 Colors by:
 J. Brown ("Cardassians", "Tribbles")
 Ilaria Traversi ("Q")
 2B Studio (color assist - "Q")
 Priscila Ribeiro ("Romulans")
 Mike Hawthorne ("Tribbles")
 Letters by:
 Robbie Robbins ("Cardassians", "Klingons")
 Neil Uyetake ("Q", "Romulans")
 Richard Starkings ("Tribbles")
 Edits by:
 Scott Dunbier ("Cardassians", "Klingons", "Q", "Romulans")
 Andy Schmidt ("Klingons", "Tribbles")
 Collection edited by:
 Justin Eisinger
 Collection designed by:
 Tom B. Long

Alien Spotlight volume 2