Hales, A. G. (1922). The old grey gods. Hodder and Stoughton.
Cita Chicago (17th ed.)Hales, A. G. The Old Grey Gods. London: Hodder and Stoughton, 1922.
Cita MLA (8th ed.)Hales, A. G. The Old Grey Gods. Hodder and Stoughton, 1922.
Atenció: Aquestes cites poden no estar 100% correctes.