APA (7th ed.) Citation

Hennekens, C., Speizer, F., Rosner, B., Bain, C., Belanger, C., & Peto, R. (1979). Use of permanent hair dyes and cancer among registered nurses.

Chicago Style (17th ed.) Citation

Hennekens, C., F. Speizer, B. Rosner, C. Bain, C. Belanger, and R. Peto. Use of Permanent Hair Dyes and Cancer Among Registered Nurses. 1979.

MLA (9th ed.) Citation

Hennekens, C., et al. Use of Permanent Hair Dyes and Cancer Among Registered Nurses. 1979.