Cita APA (7a ed.)

Bunyan, J. (1946). The Pilgrim's Progress. The Continental Book Company AB.

Cita Chicago Style (17a ed.)

Bunyan, John. The Pilgrim's Progress. Stockholm ; London: The Continental Book Company AB, 1946.

Cita MLA (9a ed.)

Bunyan, John. The Pilgrim's Progress. The Continental Book Company AB, 1946.