APA (7th ed.) Citation

Fenn, G. M. The Dark House: A Knot Unravelled.

Chicago Style (17th ed.) Citation

Fenn, George Manville. The Dark House: A Knot Unravelled.

MLA (9th ed.) Citation

Fenn, George Manville. The Dark House: A Knot Unravelled.

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