Simpson, R. (2023). Murder wears a hidden face (First Kensington hardcover edition.). Kensington Publishing Corp..
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSimpson, Rosemary. Murder Wears a Hidden Face. First Kensington hardcover edition. New York, NY: Kensington Publishing Corp., 2023.
एमएलए (8वां संस्करण) प्रशस्ति पत्रSimpson, Rosemary. Murder Wears a Hidden Face. First Kensington hardcover edition. Kensington Publishing Corp., 2023.
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