Packer, A. J. (2021). Slaying digital dragons: Tips and tools for protecting your body, brain, psyche, and thumbs from the digital dark side. Free Spirit Publishing Inc..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPacker, Alex J. Slaying Digital Dragons: Tips and Tools for Protecting Your Body, Brain, Psyche, and Thumbs from the Digital Dark Side. Minneapolis, MN: Free Spirit Publishing Inc., 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रPacker, Alex J. Slaying Digital Dragons: Tips and Tools for Protecting Your Body, Brain, Psyche, and Thumbs from the Digital Dark Side. Free Spirit Publishing Inc., 2021.
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