APA (7th ed.) Citation

Kafka, F., Muir, W., & Muir, E. (1962). The Castle. Penguin books.

Chicago Style (17th ed.) Citation

Kafka, Franz, Willa Muir, and Edwin Muir. The Castle. Harmondsworth: Penguin books, 1962.

MLA (8th ed.) Citation

Kafka, Franz, et al. The Castle. Penguin books, 1962.