ebrary, Inc. (2005). Avoiding heart attacks and strokes: Don't be a victim - protect yourself. World Health Organization.
Čikaški stil citiranja (17. izdanje)ebrary, Inc. Avoiding Heart Attacks and Strokes: Don't Be a Victim - Protect Yourself. Geneva: World Health Organization, 2005.
MLA način citiranja (8. izdanje)ebrary, Inc. Avoiding Heart Attacks and Strokes: Don't Be a Victim - Protect Yourself. World Health Organization, 2005.
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