Cita APA (7th ed.)

Young, F. B. (1936). The dark tower (Severn ed.). Heinemann.

Cita Chicago (17th ed.)

Young, Francis Brett. The Dark Tower. Severn ed. London : Melbourne: Heinemann, 1936.

Cita MLA (8th ed.)

Young, Francis Brett. The Dark Tower. Severn ed. Heinemann, 1936.