APA (7th ed.) Citation

Herbert, A. P. (1970). The secret battle. Chatto & Windus.

Chicago Style (17th ed.) Citation

Herbert, A. P. The Secret Battle. London: Chatto & Windus, 1970.

MLA (8th ed.) Citation

Herbert, A. P. The Secret Battle. Chatto & Windus, 1970.

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