APA (7th ed.) Citation

Blyton, E. (1970). THE MYSTERY OF THE SPITEFUL LETTERS. Methuen.

Chicago Style (17th ed.) Citation

Blyton, Enid. THE MYSTERY OF THE SPITEFUL LETTERS. London: Methuen, 1970.

MLA (9th ed.) Citation

Blyton, Enid. THE MYSTERY OF THE SPITEFUL LETTERS. Methuen, 1970.

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