Hannah, S., & Christie, A. (2014). The monogram murders (First edition.). William Morrow, an imprint of HarperCollinsPublishers.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रHannah, Sophie, और Agatha Christie. The Monogram Murders. First edition. New York, NY: William Morrow, an imprint of HarperCollinsPublishers, 2014.
एमएलए (8वां संस्करण) प्रशस्ति पत्रHannah, Sophie, और Agatha Christie. The Monogram Murders. First edition. William Morrow, an imprint of HarperCollinsPublishers, 2014.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.