APA (7th ed.) Citation

Woodham-Smith, C. (1956). The reason why. Constable.

Chicago Style (17th ed.) Citation

Woodham-Smith, Cecil. The Reason Why. Lond.: Constable, 1956.

MLA (8th ed.) Citation

Woodham-Smith, Cecil. The Reason Why. Constable, 1956.

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