Keats, J. (1927). Hyperion. Wereldbibliotheek.
Cita Chicago (17th ed.)Keats, John. Hyperion. Amsterdam: Wereldbibliotheek, 1927.
Cita MLA (8th ed.)Keats, John. Hyperion. Wereldbibliotheek, 1927.
Atenció: Aquestes cites poden no estar 100% correctes.