STAR TREK POWER KLINGON: Okrand, Marc: 9780671879754: Amazon.com: Books
The Klingon Hamlet: William Shakespeare, Nick Nicholas, Andrew Strader, Klingon Language Institute
The Klingon Dictionary (Star Trek): Okrand, Marc
The Klingon Gambit (Star Trek, No 3): Vardeman, Robert E: 9780671453589: Amazon.com: Books
Amazon.com: The Klingon Gambit (Star Trek: The Original Series Book 3) eBook : Vardeman, Robert E.: Kindle Store
Amazon.com: The Klingon Art of War (Star Trek: The Next Generation): 9781476757391: DeCandido, Keith R. A.: Books
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Star Trek: Conversational Klingon: 9780671856649: Amazon.com: Books
Mego Action Figure 8-In Star Trek Kor the Klingon - ToyShnip
Star Trek: The Next Generation: I.K.S. Gorkon: Honor Bound (Star Trek: Klingon Empire): DeCandido, Keith R. A.: 9780743457163: Amazon.com: Books
Amazon.com: Star Trek Fan Collective - Klingon : William Shatner, Leonard Nimoy, Patrick Stewart, Brent Spiner, Jonathan Frakes, Avery Brooks, Rene Auberjonois, DeForest Kelley, Nichelle Nichols, James Doohan, Eddie Paskey, Bill Blackburn,
The Klingon Art of War (Star Trek: The Next Generation): 9781476757391: DeCandido, Keith R. A.: Books - Amazon.com
Star Trek Shipyards: The Klingon Fleet: Robinson, Ben, Riley, Marcus