Please add to the list references that can be used for the film article.
Booker, M. Keith (2006). "Alien". Alternate Americas: Science Fiction Film and American Culture. Praeger. pp. 141–156. ISBN0275983951.
Clark, Mark (2006). "Pets or Meat: Alien, Aliens, and the Indifference of the Gods". In Hogan, David J (ed.). Science Fiction America: Essays on SF Cinema. McFarland. pp. 233–245. ISBN0786421495.
Kaveney, Roz (2005). "A Franchise Case Study: Alien and its Sequels". From Alien to The Matrix: Reading Science Fiction Film. I.B. Tauris. ISBN1850438056.
Mulhall, Stephen (2008). "Kane's son, Cain's daughter: Ridley Scott's Alien". On Film. Thinking in Action. Routledge. pp. 13–46. ISBN0415441536.
Smith, C. Jason; C., Ximena Gallardo (2004). "Men, Women, and an Alien Baby". Alien Woman: The Making of Lt. Ellen Ripley. Continuum. ISBN0826415695.
Thomson, David (1999). "Alien". The Alien Quartet: A Bloomsbury Movie Guide. Bloomsbury USA. pp. 17–52. ISBN1582340307.