Douglas, C. (2022). The couple at Number 9: A novel (First Harper Large Print edition.). Harper Large Print, an imprint of HarperCollins Publishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDouglas, Claire. The Couple at Number 9: A Novel. First Harper Large Print edition. New York, NY: Harper Large Print, an imprint of HarperCollins Publishers, 2022.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDouglas, Claire. The Couple at Number 9: A Novel. First Harper Large Print edition. Harper Large Print, an imprint of HarperCollins Publishers, 2022.
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