ebrary, Inc. (2005). Avoiding heart attacks and strokes: Don't be a victim - protect yourself. World Health Organization.
Chicago-referens (17:e uppl.)ebrary, Inc. Avoiding Heart Attacks and Strokes: Don't Be a Victim - Protect Yourself. Geneva: World Health Organization, 2005.
MLA-referens (8:e uppl.)ebrary, Inc. Avoiding Heart Attacks and Strokes: Don't Be a Victim - Protect Yourself. World Health Organization, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.