APA (7th ed.) Citation

Clark, S. J., Cowan, A. E., & Wortley, P. M. Perspectives of Pulmonologists on the 2009-2010 H1N1 Vaccination Effort. Wiley.

Chicago Style (17th ed.) Citation

Clark, Sarah J., Anne E. Cowan, and Pascale M. Wortley. Perspectives of Pulmonologists on the 2009-2010 H1N1 Vaccination Effort. Wiley.

MLA (9th ed.) Citation

Clark, Sarah J., et al. Perspectives of Pulmonologists on the 2009-2010 H1N1 Vaccination Effort. Wiley.