Cita APA (7th ed.)

Parkinson, C. N. (1966). A law unto themselves: Twelve portraits. John Murray.

Cita Chicago (17th ed.)

Parkinson, C. Northcote. A Law Unto Themselves: Twelve Portraits. Londres: John Murray, 1966.

Cita MLA (9th ed.)

Parkinson, C. Northcote. A Law Unto Themselves: Twelve Portraits. John Murray, 1966.