Cita APA (7a ed.)

(1958). Visual problems of colour: A Symposium held at the National Physical Laboratory on 23rd, 24th, 25th September 1957. Her Majesty's Stationery Office.

Cita Chicago Style (17a ed.)

Visual Problems of Colour: A Symposium Held at the National Physical Laboratory on 23rd, 24th, 25th September 1957. London: Her Majesty's Stationery Office, 1958.

Cita MLA (9a ed.)

Visual Problems of Colour: A Symposium Held at the National Physical Laboratory on 23rd, 24th, 25th September 1957. Her Majesty's Stationery Office, 1958.