"Star Wars: a new hope, Star Wars: the Empire strikes back and Star Wars: return of the Jedi were originally published individually in 1976, 1980 and 1983 respectively and again published individually in 1995 with a new introduction by George Lucas by Ballantine Books."
Content Note
Star Wars / George Lucas -- The empire strikes back / Donald F. Glut, based on a story by George Lucas -- Return of the Jedi / James Kahn, based on a story by George Lucas.