Clark, C. (2019). Murder at Whitby Abbey (First world edition.). Severn House.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रClark, Cassandra. Murder at Whitby Abbey. First world edition. London: Severn House, 2019.
एमएलए (8वां संस्करण) प्रशस्ति पत्रClark, Cassandra. Murder at Whitby Abbey. First world edition. Severn House, 2019.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.