APA (7th ed.) Citation

International Commission on Illumination. (1994). Variable message signs. Commission Internationale de l'Éclairage.

Chicago Style (17th ed.) Citation

International Commission on Illumination. Variable Message Signs. Vienna: Commission Internationale de l'Éclairage, 1994.

MLA (9th ed.) Citation

International Commission on Illumination. Variable Message Signs. Commission Internationale de l'Éclairage, 1994.

Warning: These citations may not always be 100% accurate.