Mulford, C. E. (1942). Hopalong Cassidy serves a writ. Hodder & Stoughton.
Cita Chicago (17th ed.)Mulford, Clarence E. Hopalong Cassidy Serves a Writ. London: Hodder & Stoughton, 1942.
Cita MLA (8th ed.)Mulford, Clarence E. Hopalong Cassidy Serves a Writ. Hodder & Stoughton, 1942.
Atenció: Aquestes cites poden no estar 100% correctes.