APA (7th ed.) Citation

Sutcliff, R. (1954). The eagle of the ninth. Penguin Group.

Chicago Style (17th ed.) Citation

Sutcliff, Rosemary. The Eagle of the Ninth. London: Penguin Group, 1954.

MLA (9th ed.) Citation

Sutcliff, Rosemary. The Eagle of the Ninth. Penguin Group, 1954.

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