Cita APA

Kennedy, R. B., Ovsyannikova, I., & Poland, G. A. (2009). Smallpox Vaccines for Biodefense.

Chicago Style Citation

Kennedy, Richard B., Inna Ovsyannikova, i Gregory A. Poland. Smallpox Vaccines for Biodefense. 2009.

Cita MLA

Kennedy, Richard B., Inna Ovsyannikova, i Gregory A. Poland. Smallpox Vaccines for Biodefense. 2009.

Atenció: Aquestes cites poden no estar 100% correctes.