Griffiths, E. (2022). The locked room (First Mariner Books edition.). Mariner Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGriffiths, Elly. The Locked Room. First Mariner Books edition. Boston: Mariner Books, 2022.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGriffiths, Elly. The Locked Room. First Mariner Books edition. Mariner Books, 2022.
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