APA (7th ed.) Citation

Richards, R., Burls, A., & Payne, N. (2000). Cost utility of drugs for multiple sclerosis. Methods used don't calculate true benefit.

Chicago Style (17th ed.) Citation

Richards, R., A. Burls, and N. Payne. Cost Utility of Drugs for Multiple Sclerosis. Methods Used Don't Calculate True Benefit. 2000.

MLA (9th ed.) Citation

Richards, R., et al. Cost Utility of Drugs for Multiple Sclerosis. Methods Used Don't Calculate True Benefit. 2000.