Dyfyniad APA

O'Callaghan, C. (2009). Chronic kidney disease--assessing the impact.

Dyfyniad Arddull Chicago

O'Callaghan, C. Chronic Kidney Disease--assessing the Impact. 2009.

Dyfyniad MLA

O'Callaghan, C. Chronic Kidney Disease--assessing the Impact. 2009.

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