Before revision: Cultural references The 1979 science fiction novel The Ultimate Enemy by Fred Saberhagen included the short story "The Annihilation of Angkor Apeiron" in which an salesman allows a draft of a new encyclopedia to be captured by alien war machines thus leading .
After revision: Cultural references The 1979 science fiction novel The Ultimate Enemy by Fred Saberhagen includes the short story "The Annihilation of Angkor Apeiron" in which a salesman allows a draft of a new Encyclopedia Galactica to be captured by alien war machines .