APA (7th ed.) Citation

Halbertsma, K. T. A. (1949). A history of the theory of colour. Swets & Zeitlinger.

Chicago Style (17th ed.) Citation

Halbertsma, Klaas Tjalling Agnus. A History of the Theory of Colour. Amsterdam: Swets & Zeitlinger, 1949.

MLA (9th ed.) Citation

Halbertsma, Klaas Tjalling Agnus. A History of the Theory of Colour. Swets & Zeitlinger, 1949.