APA (7th ed.) Citation

Carr, J. D. (1961). It walks by night = Elf Uhr dreißig <engl.>: John Dickson Carr. Penguin Books.

Chicago Style (17th ed.) Citation

Carr, John Dickson. It Walks by Night = Elf Uhr Dreißig <engl.>: John Dickson Carr. Harmondsworth: Penguin Books, 1961.

MLA (8th ed.) Citation

Carr, John Dickson. It Walks by Night = Elf Uhr Dreißig <engl.>: John Dickson Carr. Penguin Books, 1961.