APA (7th ed.) Zitazioa
World Health Organization. (2013). International perspectives on spinal cord injury. World Health Organization.
Chicago Style (17th ed.) Zitazioa
World Health Organization. International Perspectives on Spinal Cord Injury. Geneva, Switzerland: World Health Organization, 2013.
MLA (9th ed.) Zitazioa
World Health Organization. International Perspectives on Spinal Cord Injury. World Health Organization, 2013.
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