. . . . . "22464291" . . "Enemy Unseen"@en . . . "279"^^ . . "Enemy Unseen is a Star Trek: The Original Series novel written by V.E. Mitchell.The novel was originally set before \"Where No Man Has Gone Before\", but had to be rewritten at a late stage to be set after Star Trek: The Motion Picture, due to Paramount insisting that the Deltas were not part of the United Federation of Planets in that era."@en . "ISBN 0-671-68403-5 (first edition, paperback)" .