Dyfyniad APA

Influenza and Other Respiratory Viruses | Wiley. Cambridge University Press.

Dyfyniad Arddull Chicago

Influenza and Other Respiratory Viruses | Wiley. Cambridge University Press.

Dyfyniad MLA

Influenza and Other Respiratory Viruses | Wiley. Cambridge University Press.

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