APA (7th ed.) Citation

Gaiman, N., Albuquerque, R., Scavone, R., Stewart, D., Klein, T., & Doyle, A. C. (2018). A study in emerald (First edition.). Dark Horse Books.

Chicago Style (17th ed.) Citation

Gaiman, Neil, Rafael Albuquerque, Rafael Scavone, Dave Stewart, Todd Klein, and Arthur Conan Doyle. A Study in Emerald. First edition. Milwaukie, OR: Dark Horse Books, 2018.

MLA (8th ed.) Citation

Gaiman, Neil, et al. A Study in Emerald. First edition. Dark Horse Books, 2018.

Warning: These citations may not always be 100% accurate.