Dyfyniad APA

World Health Organization. (2013). International perspectives on spinal cord injury. World Health Organization.

Dyfyniad Arddull Chicago

World Health Organization. International Perspectives on Spinal Cord Injury. Geneva, Switzerland: World Health Organization, 2013.

Dyfyniad MLA

World Health Organization. International Perspectives on Spinal Cord Injury. World Health Organization, 2013.

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