Cita APA (7a ed.)

Forster, E. M. (1983). The longest journey. Penguin Books.

Cita Chicago Style (17a ed.)

Forster, E. M. The Longest Journey. Harmondsworth [etc.]: Penguin Books, 1983.

Cita MLA (9a ed.)

Forster, E. M. The Longest Journey. Penguin Books, 1983.