Harrell, R. (2020). Monster on the hill (Expanded.). Idea and Design Work, LLC.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHarrell, Rob. Monster on the Hill. Expanded. Cleveland: Idea and Design Work, LLC, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHarrell, Rob. Monster on the Hill. Expanded. Idea and Design Work, LLC, 2020.
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