APA (7th ed.) Citation

Hichens, R. (1939). That which is hidden: A novel. Cassell and Company.

Chicago Style (17th ed.) Citation

Hichens, Robert. That Which Is Hidden: A Novel. London: Cassell and Company, 1939.

MLA (9th ed.) Citation

Hichens, Robert. That Which Is Hidden: A Novel. Cassell and Company, 1939.