Dyfyniad APA

Henderson, D. A., & Klepac, P. (2013). Lessons from the eradication of smallpox: An interview with D. A. Henderson. The Royal Society.

Dyfyniad Arddull Chicago

Henderson, D. A., and Petra Klepac. Lessons From the Eradication of Smallpox: An Interview With D. A. Henderson. The Royal Society, 2013.

Dyfyniad MLA

Henderson, D. A., and Petra Klepac. Lessons From the Eradication of Smallpox: An Interview With D. A. Henderson. The Royal Society, 2013.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.