APA (7th ed.) Citation

Helmholtz Memorial Symposium on Color Metrics, Driebergen, Netherlands, International Colour Association, Nederlandse Vereniging voor Kleurenstudie, Vos, J. J., Friele, L. F. C., & Walraven, P. L. (1972). Color metrics: Proceedings. AIC/Holland, c/o Institute for Perception TNO.

Chicago Style (17th ed.) Citation

Helmholtz Memorial Symposium on Color Metrics, Driebergen, Netherlands, International Colour Association, Nederlandse Vereniging voor Kleurenstudie, J. J. Vos, L. F. C. Friele, and P. L. Walraven. Color Metrics: Proceedings. Soesterberg: AIC/Holland, c/o Institute for Perception TNO, 1972.

MLA (8th ed.) Citation

Helmholtz Memorial Symposium on Color Metrics, Driebergen, Netherlands, et al. Color Metrics: Proceedings. AIC/Holland, c/o Institute for Perception TNO, 1972.