APA (7th ed.) Citation

Ciba Foundation, Symposium on Biology of Vitamin E, Porter, R., & Whelan, J. (1983). Biology of vitamin E. Pitman.

Chicago Style (17th ed.) Citation

Ciba Foundation, Symposium on Biology of Vitamin E, Ruth Porter, and Julie Whelan. Biology of Vitamin E. London: Pitman, 1983.

MLA (9th ed.) Citation

Ciba Foundation, et al. Biology of Vitamin E. Pitman, 1983.