Dyfyniad APA

(1987). Respiratory syncytial virus surveillance in various regions across Canada.

Dyfyniad Arddull Chicago

Respiratory Syncytial Virus Surveillance in Various Regions Across Canada. 1987.

Dyfyniad MLA

Respiratory Syncytial Virus Surveillance in Various Regions Across Canada. 1987.

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