Plait, P. (2023). Under alien skies: A sightseer's guide to the universe (First edition.). W.W. Norton & Company.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPlait, Philip. Under Alien Skies: A Sightseer's Guide to the Universe. First edition. New York, NY: W.W. Norton & Company, 2023.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPlait, Philip. Under Alien Skies: A Sightseer's Guide to the Universe. First edition. W.W. Norton & Company, 2023.
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