APA (7th ed.) Citation

Roberts, S. C. (2018). Holmes and Watson: A miscellany. British Library.

Chicago Style (17th ed.) Citation

Roberts, S. C. Holmes and Watson: A Miscellany. London: British Library, 2018.

MLA (9th ed.) Citation

Roberts, S. C. Holmes and Watson: A Miscellany. British Library, 2018.

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