Cita APA (7a ed.)

Wright, W. D. 1. (1968). The Measurement of Colour (3a. ed.). A. Hilger.

Cita Chicago Style (17a ed.)

Wright, William David 1906. The Measurement of Colour. 3a. ed. London: A. Hilger, 1968.

Cita MLA (9a ed.)

Wright, William David 1906. The Measurement of Colour. 3a. ed. A. Hilger, 1968.