APA (7th ed.) Citation

International Commission on Illumination. (1992). Contrast and visibility. Commission internationale de l'eclairage.

Chicago Style (17th ed.) Citation

International Commission on Illumination. Contrast and Visibility. Vienna: Commission internationale de l'eclairage, 1992.

MLA (9th ed.) Citation

International Commission on Illumination. Contrast and Visibility. Commission internationale de l'eclairage, 1992.