“Alien Encounters.” Hollywood Science: Movies, Science, and the End of the World, by Sidney Perkowitz, Columbia University Press, NEW YORK, 2007, pp. 19–48, www.jstor.org/stable/10.7312/perk14280.5. Accessed 24 July 2021.
Perkowitz, S. (2007). Alien Encounters. In Hollywood Science: Movies, Science, and the End of the World (pp. 19-48). NEW YORK: Columbia University Press. Retrieved July 24, 2021, from http://www.jstor.org/stable/10.7312/perk14280.5
Perkowitz, Sidney. "Alien Encounters." In Hollywood Science: Movies, Science, and the End of the World, 19-48. NEW YORK: Columbia University Press, 2007. Accessed July 24, 2021. http://www.jstor.org/stable/10.7312/perk14280.5.
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