The Klingon Hamlet

The Klingon Dictionary (Star Trek)

Klingon for the Galactic Traveler (Star Trek)

How to Speak Klingon: Essential Phrases for the Intergalactic Traveler (Star Trek)

Much Ado About Nothing: The Restored Klingon Text

The Klingon Way: A Warrior's Guide (Star Trek: The Klingon Book of Virtues)

The Klingon Art of War (Star Trek: The Next Generation)

Klingon Bird-of-Prey Haynes Manual (Star Trek)

Hidden Universe Travel Guides: Star Trek: The Klingon Empire

The Star Trek: Deep Space Nine: The Ferengi Rules of Acquisition

Star Trek Cookbook