APA引文

Yih, W. K., Lieu, T. A., Rêgo, V. H., O'Brien, M. A., Shay, D. K., Yokoe, D. S., & Platt, R. (2003). Attitudes of healthcare workers in U.S. hospitals regarding smallpox vaccination. BioMed Central.

Citação norma Chicago

Yih, W Katherine, Tracy A. Lieu, Virginia H. Rêgo, Megan A. O'Brien, David K. Shay, Deborah S. Yokoe, and Richard Platt. Attitudes of Healthcare Workers in U.S. Hospitals Regarding Smallpox Vaccination. BioMed Central, 2003.

MLA引文

Yih, W Katherine, et al. Attitudes of Healthcare Workers in U.S. Hospitals Regarding Smallpox Vaccination. BioMed Central, 2003.