Cita APA (7th ed.)
World Health Organization & ebrary, Inc. (2005). Avoiding heart attacks and strokes: Don't be a victim - protect yourself. World Health Organization.
Cita Chicago (17th ed.)
World Health Organization i Inc ebrary. Avoiding Heart Attacks and Strokes: Don't Be a Victim - Protect Yourself. Geneva: World Health Organization, 2005.
Cita MLA (9th ed.)
World Health Organization i Inc ebrary. Avoiding Heart Attacks and Strokes: Don't Be a Victim - Protect Yourself. World Health Organization, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.