APA (7th ed.) Citation

Battye, L. N. (1966). Dark at seven. Secker & Warburg.

Chicago Style (17th ed.) Citation

Battye, Louis Neville. Dark at Seven. London: Secker & Warburg, 1966.

MLA (8th ed.) Citation

Battye, Louis Neville. Dark at Seven. Secker & Warburg, 1966.

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