MacGregor, J. (2021). A duke in time (St. Martin's Paperbacks edition.). St. Martin's Paperbacks.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMacGregor, Janna. A Duke in Time. St. Martin's Paperbacks edition. New York, NY: St. Martin's Paperbacks, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रMacGregor, Janna. A Duke in Time. St. Martin's Paperbacks edition. St. Martin's Paperbacks, 2021.
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