Sources

Antarian Rangers appear in several licensed works, listed in chronological order:

X-wing: Wraith Squadron, Aaron Allston, Bantam Spectra, 1998

Star Wars Gamer #9, vol.2 number 3, 2002, pp.50-57, Wraith Squadron, Joshua J. Radke

Star Wars Gamer #10, vol.2 number 4, 2002, p.108, Special Ops: The medic, Gary Sarli

Hero’s Guide, Rodney Thompson, J.D. Wiker, Wizards of the Coast, 2003

The New Essential Chronology, Kevin Anderson, Daniel Wallace, Del Rey, 2005

The Force Unleashed Campaign Guide, Sterling Hershey, Owen Stephens, Rodney Thompson, Peter Schweighofer, Wizards of the Coast, 2008

The Complete Star Wars Encyclopedia, Stephen Sansweet, Pablo Hidalgo, Bob Vitas, Daniel Wallace, Mary Franklin, Josh Kushins, Chris Cassidy, Del Rey, 2008

Millennium Falcon, James Luceno, Del Rey, 2009

Imperial Commando 501st, Karen Traviss, Del Rey, 2009

Star Wars Miniature, Jedi Academy Set, Antarian Ranger Card, 2009

The Clone Wars Campaign Guide, Rodney Thompson, Patrick Stutzman, JD Wicker, Wizards of the Coast, 2009 - Antarian Rangers are mentioned on p.46 as an example of the "vanguard" prestige class.





Antarian Rangers may appear in other sources:

Star Wars Annual 2009 (unverified)
Threats of the Galaxy (according to Wookieededia, I couldn't find the reference in the book)
The Making of Star Wars: The Definitive Story Behind the Original Film (unverified)
"Who's Who in Rogue Squadron" - Star Wars Insider 59 (unverified)