Cita APA (7th ed.)

Desmond, K. (1986). The Harwin chronology of inventions, innovations, discoveries: From pre-history to the present day. Constable.

Cita Chicago (17th ed.)

Desmond, Kevin. The Harwin Chronology of Inventions, Innovations, Discoveries: From Pre-history to the Present Day. London: Constable, 1986.

Cita MLA (9th ed.)

Desmond, Kevin. The Harwin Chronology of Inventions, Innovations, Discoveries: From Pre-history to the Present Day. Constable, 1986.