APA (7th ed.) Citation

Laing, R. D. (1965). The divided self: An existential study of sanity and madness. Penguin Books.

Chicago Style (17th ed.) Citation

Laing, R. D. The Divided Self: An Existential Study of Sanity and Madness. Harmondsworth: Penguin Books, 1965.

MLA (8th ed.) Citation

Laing, R. D. The Divided Self: An Existential Study of Sanity and Madness. Penguin Books, 1965.

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