Dyfyniad APA

(2016). Estimating the Burden of Diarrheal Disease caused by Water and Sanitation.

Dyfyniad Arddull Chicago

Estimating the Burden of Diarrheal Disease Caused by Water and Sanitation. 2016.

Dyfyniad MLA

Estimating the Burden of Diarrheal Disease Caused by Water and Sanitation. 2016.

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