APA (7th ed.) Citation

Lowry, M. (1933). Ultramarine: : a novel. Penguin.

Chicago Style (17th ed.) Citation

Lowry, Malcolm. Ultramarine: : A Novel. Harmondsworth: Penguin, 1933.

MLA (9th ed.) Citation

Lowry, Malcolm. Ultramarine: : A Novel. Penguin, 1933.