APA (7th ed.) Citation

(1981). The terrible secret. Weidenfeld and Nicolson.

Chicago Style (17th ed.) Citation

The Terrible Secret. Weidenfeld and Nicolson, 1981.

MLA (8th ed.) Citation

The Terrible Secret. Weidenfeld and Nicolson, 1981.

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