APA (7th ed.) Citation

Boll, H. (1962). Billiards at half-past nine. Penguin.

Chicago Style (17th ed.) Citation

Boll, Heinrich. Billiards at Half-past Nine. New York: Penguin, 1962.

MLA (9th ed.) Citation

Boll, Heinrich. Billiards at Half-past Nine. Penguin, 1962.