Land, J. (2019). Strong as steel (First edition.). Forge Book.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रLand, Jon. Strong as Steel. First edition. New York: Forge Book, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रLand, Jon. Strong as Steel. First edition. Forge Book, 2019.
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