Doherty, P. C. (2021). Dark queen watching (First world edition.). Severn House.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDoherty, P. C. Dark Queen Watching. First world edition. Edinburgh, Scotland: Severn House, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रDoherty, P. C. Dark Queen Watching. First world edition. Severn House, 2021.
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