APA-Zitierstil (7. Ausg.)

Hardwick, M., & Hardwick, M. (1999). The Sherlock Holmes companion: [including a who's who of characters, plot summaries, and aphorisms]. Senate.

Chicago-Zitierstil (17. Ausg.)

Hardwick, Michael, und Mollie Hardwick. The Sherlock Holmes Companion: [including a Who's Who of Characters, Plot Summaries, and Aphorisms]. Twickenham: Senate, 1999.

MLA-Zitierstil (9. Ausg.)

Hardwick, Michael, und Mollie Hardwick. The Sherlock Holmes Companion: [including a Who's Who of Characters, Plot Summaries, and Aphorisms]. Senate, 1999.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.