Jones, C. C., & Atkinson, C. (2018). Harrison P. Spader, personal space invader. Picture Window Books, a Capstone imprint.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रJones, Christianne C., और Cale Atkinson. Harrison P. Spader, Personal Space Invader. North Mankato, Minnesota: Picture Window Books, a Capstone imprint, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रJones, Christianne C., और Cale Atkinson. Harrison P. Spader, Personal Space Invader. Picture Window Books, a Capstone imprint, 2018.
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