Williams, W. J. (2020). Fleet elements (First edition.). Harper Voyager, an imprint of HarperCollinsPublishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWilliams, Walter Jon. Fleet Elements. First edition. New York, NY: Harper Voyager, an imprint of HarperCollinsPublishers, 2020.
एमएलए (8वां संस्करण) प्रशस्ति पत्रWilliams, Walter Jon. Fleet Elements. First edition. Harper Voyager, an imprint of HarperCollinsPublishers, 2020.
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