Cita APA (7th ed.)

Radford, E., & Radford, M. A. (1960). Death at the Chateau Noir. R. Hale.

Cita Chicago (17th ed.)

Radford, E., i M. A. Radford. Death at the Chateau Noir. London: R. Hale, 1960.

Cita MLA (8th ed.)

Radford, E., i M. A. Radford. Death at the Chateau Noir. R. Hale, 1960.