Cita APA (7a ed.)

Lowry, M. (1981). Under the volcano. Penguin Books.

Cita Chicago Style (17a ed.)

Lowry, Malcolm. Under the Volcano. Harmondsworth: Penguin Books, 1981.

Cita MLA (9a ed.)

Lowry, Malcolm. Under the Volcano. Penguin Books, 1981.