Okrand 1992

Okrand, Marc. 1992. The Klingon dictionary. New York: Pocket Books.; Okrand, Marc. 1997. Klingon for the galactic traveler. New York: Pocket Books.

@misc{4304,
  author = {Okrand, Marc},
  title  = {The Klingon dictionary. New York: Pocket Books.; Okrand, Marc. 1997. Klingon for the galactic traveler. New York: Pocket Books.},
  year   = {1992}
}