Silverberg, R. (2019). Alien archives: Eighteen stories of extraterrestrial encounters. Three Rooms Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSilverberg, Robert. Alien Archives: Eighteen Stories of Extraterrestrial Encounters. New York, NY: Three Rooms Press, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSilverberg, Robert. Alien Archives: Eighteen Stories of Extraterrestrial Encounters. Three Rooms Press, 2019.
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