Schmidt, G. D. (2023). The labors of Hercules Beal (First edition.). Clarion Books, an imprint of HarperCollins Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSchmidt, Gary D. The Labors of Hercules Beal. First edition. New York: Clarion Books, an imprint of HarperCollins Publishers, 2023.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSchmidt, Gary D. The Labors of Hercules Beal. First edition. Clarion Books, an imprint of HarperCollins Publishers, 2023.
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