APA (7th ed.) Citation

English, I. (1954). The key that rusts. Deutsch.

Chicago Style (17th ed.) Citation

English, Isobel. The Key That Rusts. London: Deutsch, 1954.

MLA (8th ed.) Citation

English, Isobel. The Key That Rusts. Deutsch, 1954.

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