Gaiman, N., Albuquerque, R., Scavone, R., Stewart, D., Klein, T., & Doyle, A. C. (2018). A study in emerald (First edition.). Dark Horse Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGaiman, Neil, Rafael Albuquerque, Rafael Scavone, Dave Stewart, Todd Klein, और Arthur Conan Doyle. A Study in Emerald. First edition. Milwaukie, OR: Dark Horse Books, 2018.
एमएलए (8वां संस्करण) प्रशस्ति पत्रGaiman, Neil, et al. A Study in Emerald. First edition. Dark Horse Books, 2018.
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